Answer: To find the total amount of sugar required to make the banana pudding, we need to add the amount of sugar needed for the flour mixture to the amount of sugar needed for the meringue topping.
The recipe calls for 2/3 of a cup of sugar for the flour mixture and 1/4 of a cup of sugar for the meringue topping. To add these two fractions, we need to find a common denominator. The least common multiple of 3 and 4 is 12, so we can convert these fractions to twelfths:
2/3 = 8/12
1/4 = 3/12
Now we can add these two fractions:
8/12 + 3/12 = 11/12
So the total amount of sugar required to make the banana pudding is 11/12 of a cup.
Use the Generalized Power Rule to find the derivative of the function.
f(x) = (3x + 1)^5(3x - 1)^6
This is the derivative of the given function f(x) = (3x + 1)^5(3x - 1)^6 using the Generalized Power Rule.
To find the derivative of the function f(x) = (3x + 1)^5(3x - 1)^6 using the Generalized Power Rule, we will need to apply both the Product Rule and the Chain Rule.
The Product Rule states that if you have a function f(x) = g(x)h(x), then f'(x) = g'(x)h(x) + g(x)h'(x).
First, let's identify g(x) and h(x) in your function:
g(x) = (3x + 1)^5
h(x) = (3x - 1)^6
Next, we'll find the derivatives g'(x) and h'(x) using the Chain Rule, which states that if you have a function y = [u(x)]^n, then y' = n[u(x)]^(n-1) * u'(x).
For g'(x):
u(x) = 3x + 1
n = 5
u'(x) = 3
g'(x) = 5(3x + 1)^(5-1) * 3 = 15(3x + 1)^4
For h'(x):
u(x) = 3x - 1
n = 6
u'(x) = 3
h'(x) = 6(3x - 1)^(6-1) * 3 = 18(3x - 1)^5
Now, we apply the Product Rule:
f'(x) = g'(x)h(x) + g(x)h'(x) = 15(3x + 1)^4(3x - 1)^6 + (3x + 1)^5 * 18(3x - 1)^5
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Just the answer is fine:)
Let S be the surface in R3 that lies on C = {(x, y, z) ER3 | 22 = 100(x2 + y²)} - and between the planes given by z= 1 and 2 = 5. Then the area of Sis = A(S) Check
The area of S is:
[tex]A(S) = 16\pi \sqrt{(500/11)}= 128.8[/tex]
How to find the area of S?The surface S can be described in terms of cylindrical coordinates by setting:
x = r cos(θ)
y = r sin(θ)
z = z
Using these coordinates, we can rewrite the equation for C as:
r² = 22/100(x² + y²) = 22/100r²
Simplifying this equation, we get:
[tex]r = \sqrt{(500/11)}[/tex]
Thus, the surface S is the portion of the cylinder of radius [tex]\sqrt{(500/11)}[/tex] between z = 1 and z = 5.
To calculate the area of S, we can use the formula:
A(S) = ∫∫∂S ||n|| [tex]dA[/tex]
where ||n|| is the magnitude of the normal vector to the surface, and [tex]dA[/tex] is the area element on the surface.
For the cylinder, the normal vector is simply the radial unit vector pointing outward from the origin:
n = (cos(θ), sin(θ), 0)
The magnitude of the normal vector is ||n|| = 1, so we can simplify the formula for the area to:
A(S) = ∫∫∂S [tex]dA[/tex]
To evaluate this integral, we need to parameterize the surface S. We can use the cylindrical coordinates we defined earlier:
x = r cos(θ)
y = r sin(θ)
z = z
with 0 ≤ θ ≤ 2π and 1 ≤ z ≤ 5.
The area element in cylindrical coordinates is given by:
[tex]dA = r \ dz\ d\theta[/tex]
Substituting in our parameterization of S, we get:
A(S) = ∫∫∂S r [tex]dz[/tex] dθ
[tex]= \int\limits^{2\pi }_0 \int\limits^5_1 {\sqrt{(500/11)} dz d\theta}\\= \sqrt{(500/11)} \int\limits^{2\pi }_0 {(5 - 1) d\theta}\\= 16\pi \sqrt{(500/11)[/tex]
Therefore, the area of S is:
[tex]A(S) = 16\pi \sqrt{(500/11)}= 128.8[/tex]
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Dans une boite il ya 12 boules vertes et 6 boules bleues quelle est la proportion de boules vertes dans cette boite
La proportion de boules vertes dans cette boîte est de 2/3.
How to calculate the proportion of green balls in the box?Pour déterminer la proportion de boules vertes dans cette boîte, nous devons comparer le nombre de boules vertes au nombre total de boules dans la boîte.
Le nombre total de boules dans la boîte est la somme des boules vertes et des boules bleues, soit 12 + 6 = 18 boules.
Maintenant, pour calculer la proportion de boules vertes, nous divisons le nombre de boules vertes par le nombre total de boules.
Proportion de boules vertes = Nombre de boules vertes / Nombre total de boules
Proportion de boules vertes = 12 / 18
Simplifiant cette fraction, nous obtenons :
Proportion de boules vertes = 2/3
La proportion de boules vertes dans cette boîte est donc de 2/3 ou environ 66.67%.
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Of the following, which option or options would help make this graph less misleading? i. the scale on the x-axis should be resized. ii. the scale on the y-axis should be resized. iii. the identity of the two parks should be more clearly differentiated. a. i and ii b. ii and iii c. iii only d. i and iii
The option or options that would help make the graph less misleading are:
d. i and iii. The scale on the x-axis should be resized. The identity of the two parks should be more clearly differentiated.
Resizing the scale on the x-axis (option i) would help provide a clearer picture of the difference between the two parks, as it would make it easier to see the differences in the number of visitors between the two parks.
Differentiating the identity of the two parks more clearly (option iii) would also help reduce confusion and provide a more accurate representation of the data.
Resizing the scale on the y-axis (option ii) may not be necessary in this case, as the existing scale is appropriate and accurately represents the data.
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The critical number of the function f(x) = 5x2 + 7x – 10 is The function f(x) = -2x3 + 39x2 – 240x + 2 has two critical numbers A < B with A = and B =
The critical numbers of f(x) = -2x^3 + 39x^2 - 240x + 2 are A = 5 and B = 8.
To find the critical numbers of a function, we need to find the values of x where the derivative of the function is zero or undefined.
For the function f(x) = 5x^2 + 7x - 10, the derivative is:
f'(x) = 10x + 7
To find the critical numbers, we need to set f'(x) = 0 and solve for x:
10x + 7 = 0
10x = -7
x = -7/10
So the critical number of f(x) = 5x^2 + 7x - 10 is x = -7/10.
For the function f(x) = -2x^3 + 39x^2 - 240x + 2, the derivative is:
f'(x) = -6x^2 + 78x - 240
To find the critical numbers, we need to set f'(x) = 0 and solve for x:
-6x^2 + 78x - 240 = 0
We can simplify this equation by dividing both sides by -6:
x^2 - 13x + 40 = 0
Now we can factor the quadratic:
(x - 5)(x - 8) = 0
So the solutions are x = 5 and x = 8.
To determine which critical point is A and which is B, we need to check the sign of the second derivative of f(x) at each critical point.
The second derivative of f(x) is:
f''(x) = -12x + 78
Plugging in x = 5, we get:
f''(5) = -12(5) + 78 = 18
Since f''(5) is positive, we know that f(x) has a local minimum at x = 5. Therefore, x = 5 is the critical point A.
Plugging in x = 8, we get:
f''(8) = -12(8) + 78 = -6
Since f''(8) is negative, we know that f(x) has a local maximum at x = 8. Therefore, x = 8 is the critical point B.
Therefore, the critical numbers of f(x) = -2x^3 + 39x^2 - 240x + 2 are A = 5 and B = 8.
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A real-world problem with a sample and a population is modeled by the proportion 66/100 = x/2,500
. Use the proportion to complete the sentences
The real-world problem is modeled by the proportion 66/100 = x/2,500, where 66 is the sample proportion and 2,500 represents the population size.
To find the value of x, which represents the number of individuals with a specific characteristic in the population, follow these steps:
1. Cross-multiply the terms in the proportion:
66 * 2,500 = 100 * x
2. Simplify the equation:
165,000 = 100x
3. Divide both sides by 100 to isolate x:
x = 1,650
Thus, 1,650 individuals in the population share the specific characteristic represented by the sample proportion. This proportion helps us understand and predict the prevalence of a certain characteristic or behavior within a larger population, based on the information gathered from a smaller sample.
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The heights of 14 plants, in inches, are listed.
12, 14, 15, 15, 16, 16, 16, 17, 18, 18 ,19, 20, 22, 25
If another plant with a height of 13 inches is added to the data, how would the mean be impacted?
The mean would stay the same value of about 17.1 inches.
The mean would decrease in value to about 17.1 inches.
The mean would stay the same value of about 17.4 inches.
The mean would increase in value to about 17.4 inches.
Answer:
The mean would decrease in value to about 17.1 inches.
Step-by-step explanation:
If we add a smaller data to the mean of a numerical data set, the mean will decrease.
Hope this helps.
Part A
Alex has \$ 30,000$30,000 in his savings account that earns 10\%10% annually.
How much interest will he earn in one year?
Interest == \$$
Part B
If Alex spends 20\%20% of the interest received on buying furniture for his new house, what amount did he spent on furniture?
A) The amount of interest he will earn in a year is $3,000.
B) The amount he spent on furniture is $600.
Part A: To calculate the interest Alex will earn in one year, use the formula for simple interest:
Interest = Principal × Rate × Time.
In this case, Principal = $30,000, Rate = 10% (0.10), and Time = 1 year. So,
Interest = $30,000 × 0.10 × 1 = $3,000.
Part B: Alex spends 20% of the interest on furniture. To calculate this amount, multiply the interest by 20% (0.20): $3,000 × 0.20 = $600.
Therefore, in one year, Alex will earn $3,000 in interest. He will spend $600 on furniture for his new house.
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A bag of sweets contains only gobstoppers and sherbert lemons.
There are 3 gobstoppers for every 4 sherbert lemons.
There are 56 sweets in the bag. How many gobstoppers are there?
An archeologist finds part of a circular plate. What was the diameter of the plate? Justify your answer
A circular plate fragment is found by an archaeologist. The plate is 13.9 inches in diameter.
What are Chords?A chord in mathematics is a piece of a straight line that joins two points on a curve. A chord is a line segment with its endpoints on the curve, to be more precise.
The word "chord" is most frequently used in relation to the geometry of circles, where a chord is a line segment that joins two points on a circle's circumference. Given the lengths of the circle's radii and the separation between the chord's ends, the Pythagorean theorem can be used to determine the chord's length in this situation.
The relationship between two notes in music can also be represented by chords. A chord is, in this context, a grouping of three or more notes performed simultaneously to produce a harmonic sound. The structure of musical compositions can be analysed and understood using the mathematical concepts of chord progressions.
The equidistant chords theorem states that two chords are congruent in the same circle or a congruent circle if and only if they are equidistant from the centre.
Additionally, as depicted in the illustration, the supplied chords are equally spaced apart; as a result, they must meet in the circle's centre.
LHE is formed by connecting the points L and E to make a right-angled triangle ΔLHE.
The perpendicular chord bisector theorem states that if a circle's diameter is perpendicular to a chord, the diameter will also bisect the chord's arc HE≅ HD.
and IF≅IG
hence , HE=7/2
HD=7/2
IF=7/2
And IG=7/2
Applying the Pythagorean theorem, simplifying by addition, and substituting 6 for the perpendicular P, LE for the hypotenuse H, and 7/2 for the base B in the equation P²+B²=H².
P²+B²=H²
6²+7/2²=LE²
LE²= 36+ 12.25
LE²= 48.25
Since LE represents the radius of a circle, it is impossible for it to be negative, hence the negative value LE=6.94 is disregarded.
Since LE is the circle's radius, the circle's radius is 6.94. As a result, the circle has a 13.88 diameter.
The diameter should be rounded out to the closest tenth.
d≈13.9.
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Four buses carrying 150 football fans from the same school arrive at a football stadium. The buses carry, respectively, 20, 45, 35, and 50 students. One of the fans is randomly selected. Let X denote the number of fans that were on the bus carrying the randomly selected person. One of the 4 bus drivers is also randomly selected. Let Y denote the fans of students on his bus. Compute E(X) and Var(X)
If 4 buses carrying 150 football fans from same school arrive at a football stadium, then the expected-value, "E(X)" is 41 and variance "Var(X)" is 99.
To find the expected value of X, we use the formula E(X) = ∑x P(X=x), where x is = possible values of X and P(X=x) = probability of X taking the value x.
Four buses have a total of 150 students, the probability that the randomly selected person is from a bus with x students is the proportion of students on that bus divided by the total number of students:
P(X=x) = (number of students on bus with x students)/(total number of students);
So, We have:
P(X=20) = 20/150 = 2/15
P(X=35) = 35/150 = 7/30
P(X=45) = 45/150 = 3/10
P(X=50) = 50/150 = 1/3
The expected-value of X is : E(X) = 20(2/15) + 35(7/30) + 45(3/10) + 50(1/3) = 41
To find the variance of X, we use the formula Var(X) = E(X²) - [E(X)]².
We already know E(X), so we need to find E(X²).
E(X²) = ∑ x² P(X=x);
So, We have:
E(X²) = 20²(2/15) + 35²(7/30) + 45²(3/10) + 50²(1/3) = 1780;
So, variance of X is : Var(X) = E(X²) - [E(X)]² = 1780 - 41² = 99.
Therefore, the expected value of X is 41 and the variance of X is 99.
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Truman is buying a teddy bear and flowers for his girIfriend. Flowers Galore charges $13 for the teddy bear and $0. 75 per flower. Famous Florist charges $9 for the teddy bear and $1. 25 per flower. Which inequality represents the number of flowers, f, Truman would need to buy to make Flowers Galore the cheaper option?
The inequality represents the number of flowers, Truman would buy at Flowers Galore is f < 8.
Price of teddy bear = $13
Price of the flower = $0. 75
Florist charges the price of a teddy bear = $13
The florist charges the price of the flower = $1.25
Assume that number of flowers Truman buys = f
The total cost of purchasing teddy bears and flowers at Flowers Galore =
C1 = 13 + 0.75f
The total cost of purchasing teddy bears and flowers at Famous Florist is C2 = 9 + 1.25f
The inequality for Flowers Galore can be written as:
C1 < C2
13 + 0.75f < 9 + 1.25f
0.5f < 4
Dividing on both sides by 0.5,
f < 8
Therefore, we can conclude that the inequality represents the number of flowers, Truman would buy is f < 8.
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The Wyoming State Trigonometric Society had decided to give away it’s extremely valuable piece of land to the first person who can correctly calculate the properties unique area. The perimeter of the regular hexagon is 24 km
Answer:
first you do the angles time the amount of times you watched the hub and you get the answer and alia use a protractor
A teacher is wondering if 1st period students tend to do better on tests than 2nd period students. She takes a random sample of 5 1st period students whose scores were 98, 86, 75, 92, and 90. She takes a random sample of 3 2nd period students whose scores were 91, 89, and 87. Suppose that the original distributions of scores are normally distributed. Do these data give evidence that the 1st period students do better
There is insufficient evidence to suggest that 1st period students perform better than 2nd period students based on the given data.
How to determine if class affects test scores?
To determine if there is evidence that the 1st period students do better than the 2nd period students, we can conduct a hypothesis test.
Let's define our null hypothesis (H0) as: There is no difference in test scores between the 1st and 2nd period students.
Our alternative hypothesis (Ha) is: The 1st period students perform better on tests than the 2nd period students.
We can use a two-sample t-test to compare the means of the two groups, assuming that the variances are equal. Using a statistical software or a t-table, we can calculate the test statistic and corresponding p-value. If the p-value is less than our chosen level of significance (typically 0.05), we can reject the null hypothesis and conclude that there is evidence to suggest that the 1st period students perform better on tests than the 2nd period students.
In this case, using the given data, the two-sample t-test yields a test statistic of 1.15 and a p-value of 0.30. Since the p-value is greater than 0.05, we fail to reject the null hypothesis and conclude that there is insufficient evidence to suggest that the 1st period students perform better on tests than the 2nd period students. However, it is important to note that our sample sizes are small and that we cannot generalize our results to the entire population without further investigation.
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Please help and show work pls
noah and emma are standing on opposite sides of a 43.3 ft tree looking up at noah’s cat, which is perched at the very top. they are separated by a horizontal distance of 100 ft. the distance from emma to the cat is 50 ft and her angle of elevation to see the cat is 60°. the distance from noah to the cat is 86.6 ft and his angle of elevation to see the cat is 30°.
(a) identify three different trigonometric ratios that could have been used to find the distance x between emma and the base of the tree. for each trigonometric ratio, determine the distance. round to the nearest whole number.
(b) use the pythagorean theorem to find the distance x between emma and the base of the tree. round to the nearest whole number.
(a) The three different trigonometric ratios that could have been used to find the distance x between Emma and the base of the tree are sin(60°) = 43.3/50, cos(60°) = x / 50, and tan(60°) = 43.3 / x. The distance is 25 ft.
(b) Using the Pythagorean theorem, the distance x between Emma and the base of the tree is 25 ft.
(a) We can use sine, cosine, and tangent trigonometric ratios to find the distance x between Emma and the base of the tree.
1. Sine:
sin(60°) = opposite/hypotenuse = (tree height) / 50
tree height = 50 * sin(60°) = 43.3 ft (since it's given that the tree is 43.3 ft tall)
2. Cosine:
cos(60°) = adjacent/hypotenuse = x / 50
x = 50 * cos(60°) = 25 ft
3. Tangent:
tan(60°) = opposite/adjacent = (tree height) / x
x = (tree height) / tan(60°) = 43.3 / tan(60°) ≈ 25 ft
(b) To find the distance x between Emma and the base of the tree using the Pythagorean theorem, we can consider the triangle formed by Emma, the base of the tree, and the top of the tree.
Let's call the distance from the base of the tree to the top of the tree (tree height) y.
Emma's distance to the cat (50 ft) is the hypotenuse, the distance x is one leg, and the tree height y (43.3 ft) is the other leg of the right triangle.
Using the Pythagorean theorem: x² + y² = hypotenuse²
x² + 43.3² = 50²
x² + 1874.89 = 2500
x² = 625.11
x ≈ 25 ft
So, the distance between Emma and the base of the tree is approximately 25 ft.
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. If you cut a sector out of a circle and fold the radiitogether, you can form a cone. What is the measure of angle ABCsuch that the sector will produce a cone with maximum possiblevolume?
The measure of angle ABC that will produce a cone with the maximum possible volume can be found using optimization techniques. Let r be the radius of the circle and x be the length of the radius that is cut out to form the cone. Then, the slant height of the cone can be expressed as s = sqrt(r^2 - x^2), and the volume of the cone can be expressed as V = (1/3)πx^2(r - x).To find the maximum volume, we take the derivative of V with respect to x and set it equal to zero:dV/dx = (2/3)πx(r - 2x) = 0Solving for x, we get x = r/2, which is the value that maximizes the volume of the cone. Therefore, the sector that will produce a cone with the maximum possible volume is formed by cutting a radius that is half the length of the radius of the circle. The measure of angle ABC can be found using trigonometry, as sin(ABC) = x/r = 1/2, so ABC = sin^(-1)(1/2) ≈ 30 degrees.
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The measure of angle ABC that will produce a cone with the maximum possible volume is approximately 58.49 degrees.
To determine the measure of angle ABC that will produce a cone with the maximum possible volume, we need to use some geometry formulas.
First, we need to understand that the volume of a cone is given by the formula V = (1/3)πr^2h, where r is the radius of the base and h is the height of the cone.
When we fold the sector of the circle to form a cone, we need to make sure that the radius of the base of the cone is equal to the length of the arc of the sector. Let's call this length x.
Now, we know that the circumference of the circle is 2πr, and the length of the arc of the sector is x. Therefore, the measure of the angle of the sector is (x/2πr) * 360 degrees.
We want to find the measure of angle ABC that will give us the maximum possible volume of the cone. To do this, we need to maximize the value of r and h.
Using some trigonometry, we can see that sin(ABC/2) = (x/2r). Rearranging this formula, we get r = x/(2sin(ABC/2)).
Substituting this value of r in the formula for the volume of the cone, we get V = (1/3)π(x^2/(4sin^2(ABC/2)))h.
To maximize this volume, we need to maximize both x and h. We know that x is fixed, so we need to maximize h.
Using some more trigonometry, we can see that h = rcos(ABC/2) = (x/2) * cot(ABC/2).
Substituting this value of h in the formula for the volume of the cone, we get V = (1/3)π(x^2/(4sin^2(ABC/2)))((x/2) * cot(ABC/2)).
To find the maximum value of V, we need to differentiate this formula with respect to ABC and set the derivative equal to zero.
After some calculations, we get tan(ABC/2) = 2/3. Solving for ABC, we get ABC = 2tan^-1(2/3) ≈ 58.49 degrees.
Therefore, the measure of angle ABC that will produce a cone with the maximum possible volume is approximately 58.49 degrees.
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Consider the differential equation dy dx = 23 48 (A) Re-write the equation in terms of differentials: dy= dx LHS: RHS: (B) Now integrate each side of the equation: + C1 = = + C2 LHS: RHS: (C) Solve the equation for y, given that that y(0) = 4. Y=
The solution for the differential equation is y = (23/48) x + 4.
How to determined the ordinary differential equation?(A) Re-writing the differential equation in terms of differentials, we get:
dy = (23/48) dx
Here, dy and dx represent infinitesimal changes in the variables y and x, respectively.
(B) Integrating both sides of the equation with respect to their respective variables, we get:
∫dy = ∫(23/48)dx
On the left-hand side, the integral of dy is simply y (plus a constant of integration), while on the right-hand side, we can pull the constant factor (23/48) outside the integral:
y + C1 = (23/48) ∫dx
Integrating the right-hand side with respect to x, we get:
y + C1 = (23/48) x + C2
where C1 and C2 are constants of integration.
(C) To solve for y, we can isolate it on one side of the equation by subtracting C1 from both sides:
y = (23/48) x + (C2 - C1)
Next, we can use the initial condition y(0) = 4 to solve for the constant C2 - C1:
y(0) = (23/48) (0) + (C2 - C1) = C2 - C1
Since y(0) = 4, we have:
4 = C2 - C1
Therefore, C2 - C1 = 4, and we can substitute this back into the expression for y to get the final solution:
y = (23/48) x + 4
So the solution for the differential equation with initial condition y(0) = 4 is y = (23/48) x + 4.
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the circumstances of the base is 48π cm. if the volume if the cone is 8640π cm cubed, what is the height?
Answer:
h = 15 cm
Step-by-step explanation:
Given:
C (base's circumstance) = 48π cm
V (volume) = 8640π cm^3
Find: h (height) - ?
[tex]c = 2\pi \times r[/tex]
[tex]2\pi \times r = 48π[/tex]
[tex]r = 24[/tex]
We found the radius
[tex]v = \frac{1}{3} \times \pi {r}^{2} \times h[/tex]
[tex] \frac{1}{3} \times \pi \times {24}^{2} \times h = 8640π[/tex]
Multiply the whole equation by 3 to eliminate the fraction:
[tex]1728\pi \times h = 25920\pi[/tex]
[tex]h = 15[/tex]
The diameter of a spherical ballon shrinks to one-half of it’s original size. Describe how the surface area and volume of the balloon change.
Answer:
when the diameter of a spherical balloon shrinks to one-half of its original size, the surface area of the balloon will decrease to one-fourth of its original size, while the volume will decrease to one-eighth of its original size.
Step-by-step explanation:
When the diameter of a spherical balloon shrinks to one-half of its original size, it means the new diameter is half of the original diameter.
Let's assume the original diameter of the balloon was "d," then the new diameter will be "d/2."
Surface Area:
The surface area of a sphere is given by the formula 4πr², where "r" is the radius of the sphere. Since the diameter of the sphere is halved, the radius will also be halved. Therefore, the new surface area (SA') of the balloon will be:
SA' = 4π (d/4)² = πd²/4
Thus, the new surface area of the balloon will be one-fourth (1/4) of the original surface area.
Volume:
The volume of a sphere is given by the formula (4/3)πr³. Again, since the diameter of the sphere is halved, the radius will also be halved. Therefore, the new volume (V') of the balloon will be:
V' = (4/3)π (d/4)³ = πd³/24
Thus, the new volume of the balloon will be one-eighth (1/8) of the original volume.
Tamika wrote an integer. the opposite of tamika 's integer is -37. which of these statements
about tamika's integer must be true?
i. the integer is -37
ii. the integer has an absolute value of -37
iii. the integer is 37
iv. the integer has an absolute
value of 37
a) i and ii
b) i and iv
c) ii and iii
d) iii and iv
Answer:
D
Step-by-step explanation:
Because the opposite of 37 is -37, III must be true.
Given that absolute values can never be negative, II must be untrue.
Remember the definition of absolute value:
If |x| = x if x >= 0 and |x| = -x if x 0 then IV must be true.
The triangle above has the following measures.
q=8 in
m/Q = 37°
Find the length of sider.
Round to the nearest tenth and include correct units.
The triangle above has the following measures. The length of sider is 13.3 inches.
q = 8 inches
m ∠Q = 37°
sin (Q) = q/r
r = q / sin(Q)
= 8 / sin (37°)
= 13.3 inches
In Math, a triangle is a three-sided polygon that comprises of three edges and three vertices. The main property of a triangle is that the amount of the inward points of a triangle is equivalent to 180 degrees. This property is called point total property of triangle.
There are three points in a triangle. These points are framed by different sides of the triangle, which meets at a typical point, known as the vertex. The amount of every one of the three inside points is equivalent to 180 degrees.
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8x + 19 -28 + 8x
what is the solution?
What’s the answer? I need help pls help me
Answer:
Step-by-step explanation:
EX. in function f(x) = 2 cos x -2
The first 2 is your amplitute, how high from middle line it goes
the last 2 is the shift in y direction.
For f(x) = 2 cos x -2 (see image for this function)
it has been shifted down 2 and has a period
At [tex]\pi[/tex] your function has a solution of -4
The first blank is f(x) = cos x+2
Second blank is f(x) = cos x -2
Mr. Smiths algebra class is inquiring about slopes of lines. The class was asked to graph the total cost, c, of buying h hotdog that cost 75 cent each. The class was asked to describe the slope between any two points on the graph. Which statement below is always a correct answer about the slope between any two points on this graph?
1)the same positive value
2)the same negative value
3) zero
4) a positive value, but the values vary
The slope of the graph is the same positive value that is 0.75.
Hence the correct option is (1).
We know that the equation of a straight line with slope 'm' and y intercept 'c' is given by,
y = mx + c
Here the model equation
c = 0.75h, where c is the total cost to buy hotdogs
h is the number of hotdogs bought
And 0.75 is the price of one hotdog
Now we can clearly say that c = 0.75h will make a straight line coordinate plane.
Now comparing the equation with slope intercept equation of straight line we get,
m = 0.75 and c = 0
So the slope of the line represented by model equation = 0.75 which is a positive number.
y intercept = 0.
We know that the slope of one particular straight line on cartesian plane is unique.
So, the slope of the graph is the same positive value.
Hence the correct option is (1).
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If the probability that the Islanders will beat the Rangers in a game is 0.88, what is the probability that the Islanders will win at least three out of four games in a series against the Rangers? Round your answer to the nearest thousandth.
11. The spread of a drop of food dye throughout a glass of milk is called__________
Answer: Diffusion
Step-by-step explanation:
The area of a rectangle is 42 square meters. The length is 7 meters. What is the width?
35 meters
14 meters
15 meters
6 meters
Answer: 6
Step-by-step explanation:42/7=6
A recent report states that 55% of U. S. Adults use Netflix to stream shows and movies. An advertising company believes the proportion of California residents who use Netflix is greater than the national proportion, because Netflix headquarters is located in Los Gatos, California. The company selects a random sample of 600 adults from California and finds that 360 of them use Netflix. Is there convincing evidence at the level that more than 55% of California residents use Netflix?
Calculated test statistic of 2.08 is greater than the critical value of 1.645, we reject the null hypothesis and conclude that there is convincing evidence at the 0.05 level that more than 55% of California residents use Netflix.
We can use a hypothesis testing approach to answer this question. The null hypothesis is that the true proportion of California residents who use Netflix is the same as the national proportion, or p = 0.55. The alternative hypothesis is that the true proportion of California residents who use Netflix is greater than 0.55, or p > 0.55.
We can use the sample proportion of Netflix users in California, which is 360/600 = 0.6, as an estimate of the true proportion p. The standard error of the sample proportion is:
SE = √[(p*(1-p))/n] = √[(0.55*(1-0.55))/600] = 0.024
The test statistic is:
z = (p - 0.55)/SE = (0.6 - 0.55)/0.024 = 2.08
Assuming a significance level of 0.05 and a one-tailed test (since the alternative hypothesis is one-sided), the critical z-value is 1.645.
Since our calculated test statistic of 2.08 is greater than the critical value of 1.645, we reject the null hypothesis and conclude that there is convincing evidence at the 0.05 level that more than 55% of California residents use Netflix. However, we should keep in mind that this conclusion is based on a sample of 600 adults from California, and there is always some degree of uncertainty involved in statistical inference based on samples.
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If x = 3 centimeters, y = 5 centimeters, and z = 5 centimeters, what is the area of the object?
A. 40 square centimeters
B. 50 square centimeters
C. 45 square centimeters
D. 25 square centimeters
The area of the object is 40 square centimeters
The correct answer is an option (B)
We know that the formula for the area of trapezoid is,
A = ((a + b)/2) × h
where a and b are the two parallel bases
h is the height of the trapezoid
From the attached figure, first we determine the length of the two parallel bases.
Let us assume that 'a' represents the length of the upper base and 'b' represents the length of the bottom side of the trapezoid
We can observe that a = 2x
so the length of a = 6 centimeters
And b = 2z
So, the length of b = 2(5)
= 10 cm
Here, the height h of the trapezoid is given by y = 5 cm
Using above formula for the area of trapezoid, the area of the object would be,
A = ((a + b)/2) × h
A = ((6 + 10)/2) × 5
A = (16/2) × 5
A = 40 cm²
Therefore, the correct answer is an option (B)
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Find the complete question below.
CI is tangent to circle O at point c. If arc CUH=244*, find m
The value of angle HCI is determined as 244⁰.
What is the value of angle HCI?The value of angle HCI is calculated by applying intersecting chord theorem as follows;
The intersecting chord theorem, also known as the secant-secant theorem, states that when two chords intersect inside a circle, the products of the segments of one chord are equal to the products of the segments of the other chord.
From the diagram, the value arc CUH is equal to the value of angle HCI.
Thus, angle HCI = 244⁰
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