Answer:
First, we need to find the radius of the pipe by dividing the diameter by 2:
radius = 3ft / 2 = 1.5ft
Next, we can use the formula for the volume of a cylinder:
V = πr²h
where V is volume, π (pi) is approximately 3.14, r is the radius, and h is the height (or length) of the cylinder.
Plugging in the values we have:
V = 3.14 x (1.5ft)² x 17ft
V = 3.14 x 2.25ft² x 17ft
V = 3.14 x 38.25ft³
V ≈ 120ft³
Rounding to the nearest whole number and including the unit:
The volume of the pipe is about 120 cubic feet.
[tex]\bold{Work \ Shown:}[/tex]
[tex]d = 3 = diameter[/tex]
[tex]r = d\div2 = 3\div2 = 1.5 = radius[/tex]
[tex]h = 17 = height \ or\ length \ of \ the\ pipe[/tex]
[tex]\pi = 3.14\ approximately[/tex]
[tex]V = volume \ of \ the \ cylinder \ pipe[/tex]
[tex]V = \pi \times r^2 \times h[/tex]
[tex]V = 3.14 \times (1.5)^2\times 17[/tex]
[tex]V = 120.105[/tex]
[tex]V=120[/tex]
The cylindrical pipe's volume is about 120 cubic feet.
Find the \( x \)-intercept(s) of the following function. \[ f(x)=x^{2}+5 x-14 \] Give your answer as ordered pairs separated by commas, if necessary. For example, your answer might take the form \( (a
To find the \( x \)-intercepts of a function, we need to set the function equal to 0 and solve for \( x \). This will give us the values of \( x \) where the function crosses the \( x \)-axis. In this case, we have:
\[ f(x)=x^{2}+5 x-14=0 \]
We can solve this quadratic equation using the quadratic formula:
\[ x=\frac{-b\pm\sqrt{b^{2}-4ac}}{2a} \]
Plugging in the values of \( a=1 \), \( b=5 \), and \( c=-14 \), we get:
\[ x=\frac{-(5)\pm\sqrt{(5)^{2}-4(1)(-14)}}{2(1)} \]
Simplifying, we get:
\[ x=\frac{-5\pm\sqrt{25+56}}{2} \]
\[ x=\frac{-5\pm\sqrt{81}}{2} \]
\[ x=\frac{-5\pm9}{2} \]
This gives us two solutions for \( x \):
\[ x=\frac{-5+9}{2}=\frac{4}{2}=2 \]
\[ x=\frac{-5-9}{2}=\frac{-14}{2}=-7 \]
So the \( x \)-intercepts of the function are \( (2,0) \) and \( (-7,0) \).
Answer: \[ (2,0),(-7,0) \]
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help!!!!!!!!!!!!!!!!
The price of T-shirts:
A. f(x) = $15x if x > 100
B. 0 ≤ x ≤ 40
C. $15x if x > 100
D. 41 ≤ x ≤ 100
E. $15x. if x > 100
F. x > 100
G. $1000.
How to determine total price of shirt?A.
f(x) = $25x if 0 ≤ x ≤ 40
f(x) = $20x if 41 ≤ x ≤ 100
f(x) = $15x if x > 100
B. 0 ≤ x ≤ 40
C. A piecewise function with three cases that depend on the value of x:
If 0 ≤ x ≤ 40, the cost is $25x.
If 41 ≤ x ≤ 100, the cost is $20x.
If x > 100, the cost is $15x.
D. 41 ≤ x ≤ 100
E. A piecewise function with three cases that depend on the value of x:
If 0 ≤ x ≤ 40, the cost is $25x.
If 41 ≤ x ≤ 100, the cost is $20x.
If x > 100, the cost is $15x.
F. x > 100
G. If you purchased 40 shirts, the cost would be $25 per shirt, so the total cost would be:
f(40) = $25(40) = $1000.
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The ratio of the angle measures in a parallelogram is 2:3:2:3. What is the measure of each angle?
Answer / Step-by-step explanation:
In a parallelogram, opposite angles are equal in measure. Therefore, we can add the first two angles together and the last two angles together, and set them equal to each other to form an equation:
2x + 3x = 2y + 3y
Simplifying the equation, we get:
5x = 5y
Dividing both sides by 5, we get:
x = y
This means that the first and third angles are equal in measure, and the second and fourth angles are equal in measure.
Let's call each angle "a" and solve for it.
From the given ratio, we know that:
2x = 2a
3x = 3a
We can use the second equation to In a parallelogram, opposite angles are equal in measure. Therefore, we can add the first two angles together and the last two angles together, and set them equal to each other to form an equation:
2x + 3x = 2y + 3y
Simplifying the equation, we get:
5x = 5y
Dividing both sides by 5, we get:
x = y
This means that the first and third angles are equal in measure, and the second and fourth angles are equal in measure.
Let's call each angle "a" and solve for it.
From the given ratio, we know that:
2x = 2a
3x = 3a
We can use the second equation to solve for x:
3x = 3a
x = a
Substituting x = a into the first equation, we get:
2a = 2a
This confirms that the first and third angles are equal in measure, and the second and fourth angles are equal in measure.
Therefore, each angle in the parallelogram has a measure of:
2x = 2a = 2(180 - 3a) = 360 - 6a
3x = 3a = 3(180 - 2a) = 540 - 6a
Simplifying these expressions, we get:
Each of the first and third angles has a measure of 120 degrees, and each of the second and fourth angles has a measure of 180 - 120 = 60 degrees.
for x:
3x = 3a
x = a
Substituting x = a into the first equation, we get:
2a = 2a
This confirms that the first and third angles are equal in measure, and the second and fourth angles are equal in measure.
Therefore, each angle in the parallelogram has a measure of:
2x = 2a = 2(180 - 3a) = 360 - 6a
3x = 3a = 3(180 - 2a) = 540 - 6a
Simplifying these expressions, we get:
Each of the first and third angles has a measure of 120 degrees, and each of the second and fourth angles has a measure of 180 - 120 = 60 degrees.
One coral reef is located 19 feet below sea level. Another is located 26 feet below sea level. What is the difference in the depths of the two reefs?
7 feet
−7 feet
45 feet
−45 feet
Answer:
-85
Step-by-step explanation:
If mWV = 44° and mBX = 126°, find m/F.
The measurement of the angle F in the given circle is 41°
What is a circle?A circle is a round-shaped figure that has no corners or edges. In geometry, a circle can be defined as a closed, two-dimensional curved shape.
Given is a circle, with secants FX and FB, we need to find the measurement of the angle F in the given circle
Using the property of circle,
∠ F = 1/2(arc XB - arc VW)
∠ F = 1/2(126°-44°)
∠ F = 1/2 x 82
∠ F = 41°
Hence, the measurement of the angle F in the given circle is 41°
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Jamie works twice as many hours on the weekend as he does during the week. He earns $7.75 per hour. This week, he wants to earn at least 279 dollars. Will Jamie meet his goal by working 10 hours during the week? Show your work.
Using algebra, we can conclude that, if Jamie only works 10 hours during the week, he will not be able to meet his goal of earning at least $279, because the total pay he will earn, which is $232.50, is less than the amount he wants to earn.
How to Use Algebra to Solve Problems?The method to use to solve this problem would be algebra. We will use variables to represent the number of hours that Jamie works during the week and on the weekend, and we used equations to express the relationship between the total pay Jamie earns and the number of hours he works.
Let's first find out how many hours Jamie works during the week and on the weekend.
Let's say Jamie works x hours during the week. Then, he works 2x hours on the weekend.
The total amount of money Jamie earns is given by:
Total pay = Pay for week hours + Pay for weekend hours
Pay for week hours = $7.75 per hour * x hours
Pay for weekend hours = $7.75 per hour * 2x hours = $15.50 per hour * x hours
Total pay = $7.75x + $15.50x = $23.25x
Now let's substitute x = 10, since Jamie wants to work 10 hours during the week, to see if he can meet his goal of earning at least $279:
Total pay = $23.25 * 10 = $232.50
Since $232.50 is less than $279, Jamie will not meet his goal by working 10 hours during the week alone. He will need to work more hours during the week and/or on the weekend to reach his goal.
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Using the simplified expression you found in the last problem, solve for x. 2(4x-3)=10+(-4x)+14
The solution for x is 5/2.
To solve for x, we will first simplify the expression on both sides of the equation and then isolate x on one side.
Step 1: Simplify the expression on the left side of the equation:
2(4x-3) = 8x - 6
Step 2: Simplify the expression on the right side of the equation:
10 + (-4x) + 14 = 24 - 4x
Step 3: Set the simplified expressions equal to each other:
8x - 6 = 24 - 4x
Step 4: Add 4x to both sides of the equation to isolate x on one side:
12x - 6 = 24
Step 5: Add 6 to both sides of the equation:
12x = 30
Step 6: Divide both sides of the equation by 12 to solve for x:
x = 30/12
Step 7: Simplify the fraction:
x = 5/2
Therefore, the solution for x is 5/2.
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e given equation is either linear or equivalent to a linea (3)/(x+1)+(3)/(x^(2)-1)=(4)/(x-1)
6x^3 + 6x - 6 = 0
The given equation is equivalent to a linear equation. To solve this, we will first factor out the denominators to create a common denominator.
The common denominator is (x+1)(x-1)(x^2-1). Then, multiply each side of the equation by the common denominator:
(3)(x+1)(x-1)(x^2-1) + (3)(x^2-1) = (4)(x+1)(x-1)(x^2-1)
Simplifying each side of the equation:
3x^3 + 3x^2 - 3x - 3 + 3x^2 - 3 = 4x^3 + 4x^2 - 4x
Finally, combine like terms on each side of the equation to get the linear equation:
6x^3 + 6x - 6 = 0
Therefore, the given equation is equivalent to the linear equation 6x^3 + 6x - 6 = 0.
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using the formula, A = P(1+r/n)^nt find the total amount of money accumulated for an initial investment $5200 at 6% compounded quarterly after 11 years (round off to the nearest dollar and cent)
Use the formula A= P e^rt to compute total amount of interest on the investment if compounded continuously
The total amount of interest on the investment if compounded continuously comes out to be $10064.60, rounded off to the nearest dollar and cent.
To find the total amount of money accumulated for an initial investment of $5200 at 6% compounded quarterly after 11 years, we can use the formula A = P(1+r/n)^(nt), where A is the total amount, P is the principal or initial investment, r is the annual interest rate, n is the number of times interest is compounded per year, and t is the number of years. Plugging in the given values, we get:
A = 5200(1+0.06/4)^(4*11)
A = 5200(1.015)^44
A = 5200*1.9878
A = $10336.96
Therefore, the total amount of money accumulated after 11 years is $10336.96, rounded off to the nearest dollar and cent.
To compute the total amount of interest on the investment if compounded continuously, we can use the formula A= P e^(rt), where e is the base of the natural logarithm. Plugging in the given values, we get:
A = 5200 e^(0.06*11)
A = 5200 e^0.66
A = 5200*1.9355
A = $10064.60
Therefore, the total amount of interest on the investment if compounded continuously is $10064.60, rounded off to the nearest dollar and cent.
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Given the vertices, determine the quadrilaterals most specific classification: Parrellogram, Rectangle, Rhombus, or square.
A(-7,-4), B(2,-3), C(0,-7), D(-9,-8)
Answer:
parallelogram
Step-by-step explanation:
¿Cual es la presión total que es perité ya un pez en su superficie si se encuentra a una profundidad de 10 m? La densidad del agua es de 1025kg/m3
So the total pressure experienced by the fish on the surface is 100450 Pa.
What is equation?An equation is a mathematical statement that shows that two expressions are equal. It consists of two parts: the left-hand side (LHS) and the right-hand side (RHS), separated by an equals sign (=). The equals sign indicates that the two expressions are equal, and the goal of solving the equation is to find the value of x that makes this statement true. Equations can be solved using various algebraic techniques, such as simplifying and rearranging the expressions, applying operations to both sides of the equation, and factoring or expanding expressions. Solving an equation involves finding the values of the variables that make the equation true.
Here,
When an object is submerged in a fluid, it experiences pressure due to the weight of the fluid above it. This pressure is called hydrostatic pressure, and it increases with depth. The formula to calculate hydrostatic pressure is:
P = ρgh
where P is the hydrostatic pressure, ρ is the density of the fluid, g is the acceleration due to gravity, and h is the depth of the object below the surface.
In this case, the fish is at a depth of 10m, so h = 10m. The density of water is given as 1025kg/m3, and the acceleration due to gravity is approximately 9.8m/s2. Therefore, the hydrostatic pressure experienced by the fish is:
P = (1025 kg/m3) x (9.8 m/s2) x (10 m)
= 100450 Pa
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Complete question:
"What is the total pressure experienced by a fish on the surface if it is at a depth of 10m? The density of water is 1025kg/m3"
Please help with this!
Answer:
1)
Number of Seats in next three rows: 37, 41, 45
Number of seats in row 21 = 105
2)
Cost for 4, 5, 6 miles:
Miles Cost($)
4 14.50
5 18.00
6 21.50
Cost for 12 miles = $42.50
Step-by-step explanation:
1) The arithmetic sequence is
25, 29, 33 ....
Each term is 4 more than the previous term
So the next three terms starting with the 4th term area
33 + 4 = 37
37 + 4 = 41
41 + 4 = 45
In terms of the problem statement these are the number of seats in rows 4, 5, 6 respectively
The general equation for an arithmetic sequence nth term is
a(n) = a(1) + d(n - 1)
Here a(1) is the first term; here a(1) = 25
d = difference between successive terms called the common difference; here common difference = 4
n is of course the number of terms to be considered
using the values we have
a(n) = 25 + 4(n- 1)
= 25 + 4n - 4
= 21 + 4n
So the 21st term is a(21)
a(21) = 21 + 4 (21)
= 21 + 84
= 105
------------------------------------------
2. Another arithmetic sequence
The first term is the charge for the first mile = 4
The second term = 7.5 for 2 miles
The third term = 11.5 for 3 miles
So d = 11 - 7.5 = 7.5 - 4 = 3.5
The cost for 4 miles = 11 + 3.50 = $14.50
The cost for 5 miles = 14.50 + 3.50 = $18
The cost for 6 miles = 18 + 3.50 = $21.50
Using the equation for finding the nth term we get
a(n) = a(1) + d(n - 1)
a(n) = 4 + 3.5(n-1)
a(n) = 4 + 3.5n - 3.5
a(n) = 0.5 + 3.5n
We have the following table
Miles Cost ($)
1 4.00
2 7.50
3 11.00
4 14.50
5 18.00
6 21.50
For 12 miles which would correspond to the 12 term
a(12) = 0.5 + 3.5(12)
= 0.5 + 42
= $42.50
Deondra measures an object as 2 3/4 inches to the nearest quarter inch. Abdul measures the same object as 2 1/2 inches to the nearest half inch. Can they both be correct? Explain
The ranges overlap, it is possible for both measurements to be correct.
What do significant figures in computations and measurements mean?Since they show how precise and accurate the numbers being utilised are, significant figures are crucial in measurements and computations. In order to prevent mistakes and maintain the required degree of precision, it is crucial to maintain consistency in the number of significant figures throughout computations. This indicates the amount of uncertainty in a measurement.
Given that, Deondra measures an object as 2 3/4 inches and Abdul measures 2 1/2 inches to the nearest half inch.
The actual length for Deondra is between 2 5/8 inches and 2 7/8 inches.
For Abdul the actual length is between 2 inches and 3 inches.
Since the ranges overlap, it is possible for both measurements to be correct.
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simplify
-2(-3)+27÷(-3)+3
After simplification, the solution of the expression is,
⇒ 0
What is an expression?Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.
Given that;
The expression is,
⇒ - 2 (- 3) + 27 ÷ (- 3) + 3
Now,
We can simplify by the rule of BODMAS as;
⇒ - 2 (- 3) + 27 ÷ (- 3) + 3
⇒ - 2 (- 3) + (- 9) + 3
⇒ 6 - 9 + 3
⇒ 9 - 9
⇒ 0
Thus, After simplification, the solution of the expression is,
⇒ 0
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The points on this graph represent a relationship between x - and y -values. Which statement about the relationship is true? 4 points in a straight line parallel to y-axis on a line graph. CLEAR CHECK It must be proportional because the points lie in a straight line. It cannot be proportional because the x -values are not whole numbers. It cannot be proportional because a straight line through the points would not go through the origin. It must be proportional because each time y increases by 3 , x stays the same.
The fact that the points are located along a straight path does not prove that the relationship is proportional.
what is graph ?A graph is a graphic representation of a collection of data or a mathematical function in mathematics. It consists of several nodes or vertices linked by arcs or edges. Graphs are frequently used to display data in a manner that is simple to comprehend and interpret. They can be used to demonstrate mathematical functions or equations as well as relationships between various variables and patterns or trends in data. Line graphs, bar graphs, scatter plots, pie charts, and other graphs come in a wide variety. Depending on the nature of the data being depicted and the insights that need to be communicated, each type of graph is used for a specific reason.
given
The fact that the points are located along a straight path does not prove that the relationship is proportional. The connection is proportional, though, if y rises by a constant multiple of x every time.
Since y does not have to increase by a fixed constant in order for a relationship to be proportional, the claim that "It must be proportional because each time y increases by 3, x remains the same" is untrue.
Since proportional relationships can have non-zero y-intercepts, the claim that it cannot be proportional because a straight line through the locations would not pass through the origin is false as well.
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compare between quraan and sunna by mentioning two points and then
clairfy each point separately
The Quran and Sunnah are two primary sources of Islamic jurisprudence and belief. The Quran is the holy book of Islam, while Sunnah is the teachings of the Prophet Muhammad (peace be upon him).
There are two main differences between the Quran and Sunnah:
1. Content: The Quran contains the divine words of Allah, while the Sunnah is the teachings of the Prophet Muhammad (peace be upon him).
2. Authority: The Quran is the primary source of Islamic law and belief, while Sunnah is the secondary source, which provides clarification and further interpretation of the Quran.
Therefore, the Quran is the final authority on matters of Islamic law and belief, while the Sunnah is the interpretation and application of those laws.
The Qur'an is the holy book of Islam, believed to be the literal word of God as revealed to the Prophet Muhammad through the angel Gabriel. The Sunnah, on the other hand, is a collection of sayings and actions of the Prophet Muhammad, as recorded by his companions.
The Qur'an is considered the primary source of guidance for Muslims, and is seen as infallible and unchangeable. The Sunnah is considered a secondary source of guidance, used to help interpret and apply the teachings of the Qur'an in daily life.
Both the Qur'an and Sunnah are important sources of guidance for Muslims, and are used together to understand and practice the teachings of Islam. While the Qur'an is seen as the primary source of guidance, the Sunnah provides additional context and clarification on how to apply the teachings of the Qur'an in daily life
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Maya buys greeting cards to give to her friends at school. She buys some greeting cards that cost $2. 50 each and some greeting cards that cost $4 each. She buys 12 cards in all for a total of $40. 50. How many greeting cards that cost $2. 50 did Maya buy?
Maya bought 5 greeting cards that cost $2.50 each and 7 greeting cards that cost $4 each.
Let's use algebra to solve this problem. Let's call the number of greeting cards that cost $2.50 "x" and the number of greeting cards that cost $4 "y". We know that Maya bought 12 cards in total, so:
x + y = 12
We also know that the total cost of the cards was $40.50, so:
2.50x + 4y = 40.50
Now we have two equations with two variables. We can use the first equation to solve for one of the variables in terms of the other. For example, we can solve for y:
y = 12 - x
Now we can substitute this expression for y in the second equation:
2.50x + 4(12 - x) = 40.50
Simplifying this equation:
2.50x + 48 - 4x = 40.50
-1.50x = -7.50
x = 5
So Maya bought 5 greeting cards that cost $2.50 each. To find out how many cards she bought that cost $4, we can substitute this value of x in the first equation:
x + y = 12
5 + y = 12
y = 7
So Maya bought 7 greeting cards that cost $4 each.
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A bicycle tire inner tube producer can sell 1919 inner tubes at a price of $2.74$2.74 per inner tube. If the price is $1.60$1.60, she can sell 3131 inner tubes. The total cost of producing x inner tubes is C(x)=0.5x+20.75 dollars.
Step 1 of 3 :
Assuming the demand function is linear, find an equation for D(x). Do not round your answer.
The Demand function D(x) = -0.00094x + 4.54
Step 1: To find the equation for D(x), we need to find the slope and the y-intercept of the demand function. The slope can be found using the formula m = (y2 - y1)/(x2 - x1), where (x1, y1) and (x2, y2) are two points on the line.
Step 2: We can use the given information to find the slope. The first point is (1919, 2.74) and the second point is (3131, 1.60). Plugging these values into the formula, we get:
m = (1.60 - 2.74)/(3131 - 1919)
m = -1.14/1212
m = -0.00094
Step 3: Now we need to find the y-intercept, b. We can use the point-slope form of a line, y - y1 = m(x - x1), and plug in one of the points and the slope to find b.
y - 2.74 = -0.00094(x - 1919)
y = -0.00094x + 2.74 + 0.00094(1919)
y = -0.00094x + 4.54
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A. Translate the following English/verbal phrases into Mathematical phrases:
1. A certain number j added with four
2. The product of a number c and sixteen
3. The product of three and z more than one
4. Eight is increased by the product of e and f
5. A certain number v is divided by seventeen
B. Solve for the following. (2 points each)
x = -3, b=15, c= -2
1. 4x - 5b + 9c
2. 123c - 3b
3. 78b + 2c x 15b
4. X - b + 15c
5. 85x - 4b x c + 7b
The correct Mathematical phrases of the English phrases would be j+4, 16c, 3(z+1), ef+8, and v/17 respectively and the solution of given linear equations (part B) will be -105, -291, 270, -48, and -30 respectively.
In part A, the translation of mathematical phrases gives rise to certain equations of linear nature. It helps in easy understanding of the relations between variables and numerical values. In part B, the values of x, b and c are already given for the sake of simplicity. Substituting these values in given linear equations gives the following results:
4x - 5b + 9c = 4(-3) - 5(15) + 9(-2) = -105123c - 3b = 123(-2) - 3(15) = -29178b + 2c x 15b = 78(15) + 2(-2)×15(15) = +270x - b + 15c = -3 -(15) + 15(-2) = -4885x - 4b x c + 7b = 85(-3) - 4(15)(-2) + 7(15) = -30Learn more about linear equations at:
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Manuel selected at random a flight that was late by 25 minutes or less from his results work out estimate for the probability that this flight was late by 5 minutes or less
As a result, it is predicted that 0.4 or 40% of flights will arrive late by 5 minutes or less.
what is probability ?Chance is a way to gauge how likely something is to happen. It is a number between 0 and 1, where 0 denotes the impossibility of the occurrence and 1 denotes its certainty. For instance, since there is a one in six possibility of rolling a six, the probability of rolling a six on a fair six-sided die is 1/6 or roughly 0.167. Another way to describe probability is as a percentage or as odds. A probability of 0.5, for example, corresponds to 50% or chances of 1:1. (meaning there is an equal chance of the event occurring or not occurring). Science, engineering, economics, and banking all use probability theory, a significant area of mathematics.
given
Assume Manuel has information on 100 aircraft with delays of no more than 25 minutes, of which 40 had delays of no more than 5 minutes.
The estimated likelihood that an arbitrarily chosen flight would arrive late by 5 minutes or less would then be:
P(late by 5 minutes or less) is equal to the number of planes that are 5 minutes or less late divided by the total number of flights that are 25 minutes or less late.
P(late by no more than 5 minutes) = 40/100
P(late by no more than 5 minutes) = 0.4
As a result, it is predicted that 0.4 or 40% of flights will arrive late by 5 minutes or less.
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A shed is 12 feet long, 8 feet wide, and 10 feet tall. The rental cost is $3 per cubic foot. How much does it cost to rent one shed?
The cost to rent one shed is $ 2880 where rental cost is $3 per cubic foot.
The length of the shed is 12 feet , that is l= 12 feet
The width of the shed is 8 feet, that is b=8 feet
The height of the shed ( tallness of the shed) is 10 feet , that is h=10 feet
The volume of the shed can be calculated by the formula
= length*breadth*height (cubic units)
= l*b*h (cubic foot)
= 12*10*8 cubic foot
= 960 cubic foot
The rental cost of per cubic foot is $3.
Thus the rental cost of 960 cubic foot will be = $ (960*3 )
= $ 2880
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A sunglasses case is 15 cm in length 6.5 cm in height and 3.0 cm
in width.What is the volume and surface area of it
The volume of the sunglasses case is 292.5 cm^3 and the surface area is 324 cm^2.
The volume and surface area of the sunglasses case can be calculated using the following formulas:
[tex]Volume = Length * Width * Height[/tex]
[tex]Surface Area = 2(LW + LH + WH)[/tex]
Plugging in the given values:
[tex]Volume = 15 cm * 3.0 cm * 6.5 cm[/tex]
[tex]Volume = 292.5 cm^3[/tex]
[tex]Surface Area = 2(15 cm * 3.0 cm + 15 cm * 6.5 cm + 3.0 cm * 6.5 cm)[/tex]
[tex]Surface Area = 2(45 cm^2 + 97.5 cm^2 + 19.5 cm^2)[/tex]
[tex]Surface Area = 2(162 cm^2)[/tex]
[tex]Surface Area = 324 cm^2[/tex]
Therefore, the volume of the sunglasses case is 292.5 cm^3 and the surface area is 324 cm^2.
How is the volume of a cube calculated?The volume of a cube is calculated by multiplying the three (3) sides of the figure, that is, height times length times width. This is given by the expression: [tex]V = a*b*h[/tex].
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Median of 4,4,4,4,5,6
Answer:
4
Step-by-step explanation:
put number in order from smallest from largest.
4, 4, 4, 4, 5, 6
then take one away from each side until the middle is left.
it would be
4, 4, 4, 5
then
4, 4, 5
then
4
so the answer is 4
\[ \boldsymbol{x} * \boldsymbol{y}=\left(x_{1} y_{1}, \ldots, x_{n} y_{n}\right), \] which has 1's only where both \( \boldsymbol{x} \) and \( y \) do. E.g. \( 11001 * 10111=10001 \). Show that \[ w t
The we have shown that \(\prod_{i \in w} x_{i} * \prod_{i \in w} y_{i}=\prod_{i \in w} x_{i} y_{i}\).
The given equation is \[\boldsymbol{x} \ast \boldsymbol{y}=\left(x_{1} y_{1}, \ldots, x_{n} y_{n}\right),\] where \(\boldsymbol{x} = (x_1, x_2, ..., x_n)\) and \(\boldsymbol{y} = (y_1, y_2, ..., y_n)\).In the above equation, the output of \(\boldsymbol{x} \ast \boldsymbol{y}\) will contain only 1s if the value of both the coordinates in \(\boldsymbol{x}\) and \(\boldsymbol{y}\) is 1 otherwise it will contain 0.The multiplication of vectors \(\boldsymbol{x}\) and \(\boldsymbol{y}\) is an example of bitwise multiplication. It is used to multiply each bit of two numbers. Here, the vectors \(\boldsymbol{x}\) and \(\boldsymbol{y}\) contain only 1's and 0's.We know that bitwise multiplication of two numbers is also known as logical multiplication. When we multiply two numbers bit by bit, then we get a new number.
The new number will have 1 at the same position where both numbers contain 1, otherwise 0 will be there.We have to show that if \(w\) is a subset of the n-element set \(\{1,2, \ldots, n\}\), then the formula holds: $$\prod_{i \in w} x_{i} * \prod_{i \in w} y_{i}=\prod_{i \in w} x_{i} y_{i}.$$Let's break down the above expression into the following steps:First, calculate the product of coordinates of vector \(\boldsymbol{x}\) for every element in the set \(w\). This will give \(\prod_{i \in w} x_{i}\).Secondly, calculate the product of coordinates of vector \(\boldsymbol{y}\) for every element in the set \(w\). This will give \(\prod_{i \in w} y_{i}\).Multiply the result obtained in step 1 and step 2. This will give \(\prod_{i \in w} x_{i} * \prod_{i \in w} y_{i}\).Finally, calculate the product of the coordinates of vector \(\boldsymbol{x} \ast \boldsymbol{y}\) for every element in the set \(w\). This will give \(\prod_{i \in w} x_{i} y_{i}\).Therefore, we have shown that \(\prod_{i \in w} x_{i} * \prod_{i \in w} y_{i}=\prod_{i \in w} x_{i} y_{i}\).
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Watch help video Iat is the equation of the line that passes through the point (4,-3) and has a pe of 1 ?
Therefore, the equation of the line that passes through the point (4, -3) and has a slope of 1 is y = x - 7.
The equation of a line that passes through a given point and has a given slope can be found using the point-slope formula: y - y1 = m(x - x1), where (x1, y1) is the given point and m is the given slope.
In this case, the given point is (4, -3) and the given slope is 1. Plugging these values into the point-slope formula, we get:
y - (-3) = 1(x - 4)
Simplifying the equation, we get:
y + 3 = x - 4
y = x - 7
Therefore, the equation of the line that passes through the point (4, -3) and has a slope of 1 is y = x - 7.
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A motor boat took 5 h to travel a distance of
60 km up a river, against the current. The return trip took 3 h. Find the average speed of the boat in still water and the speed of the current.
b = speed of the boat in still water
c = speed of the current
when going Upstream, the boat is not really going "b" fast, is really going slower, is going "b - c", because the current is subtracting speed from it, likewise, when going Downstream the boat is not going "b" fast, is really going faster, is going "b + c", because the current is adding its speed to it.
[tex]{\Large \begin{array}{llll} \underset{distance}{d}=\underset{rate}{r} \stackrel{time}{t} \end{array}} \\\\[-0.35em] ~\dotfill\\\\ \begin{array}{lcccl} &\stackrel{km}{distance}&\stackrel{kmh}{rate}&\stackrel{hrs}{time}\\ \cline{2-4}&\\ Upstream&60&b-c&5\\ Downstream&60&b+c&3 \end{array}\hspace{5em} \begin{cases} 60=(b-c)(5)\\\\ 60=(b+c)(3) \end{cases} \\\\[-0.35em] ~\dotfill[/tex]
[tex]\stackrel{\textit{using the 1st equation}}{60=(b-c)5}\implies \cfrac{60}{5}=bc\implies 12=b-c\implies 12+c=b \\\\[-0.35em] ~\dotfill\\\\ \stackrel{\textit{using the 2nd equation}}{60=(b+c)3}\implies \cfrac{60}{3}=b+c\implies 20=b+c\implies \stackrel{\textit{substituting from above}}{20=(12+c)+c} \\\\\\ 20=12+2c\implies 8=2c\implies \cfrac{8}{2}=c\implies \boxed{4=c}~\hfill \stackrel{ 12~~ + ~~4 }{\boxed{b=16}}[/tex]
I need help with these points+brainliest
Answer:22 because thats what each chart says
Step-by-step explanation:
Write 3+2lg a-4lg b
as a single logarithm to base 10.
The logarithm expression when evaluated is lg(1000a²/b⁴)
How to determine the logarithm expressionFrom the question, we have the following parameters that can be used in our computation:
3+2lg a-4lg b
Apply the exponent law of logarithm
3 + lga² - lgb⁴
Apply the quotient law of logarithm
So, we have the following representation
3 + lg(a²/b⁴)
Also, we have
lg1000 = 3
Next, we have
lg1000 + lg(a²/b⁴)
So, we have
lg(1000a²/b⁴)
Hence, the solution is lg(1000a²/b⁴)
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Chrissy's age plus 5 is Maddy's age. If Maddy is 12 years old, how many years old is Chrissy?
Answer:
Chrissy is 7 years old
Step-by-step explanation:
Solve each equation by the quadratic formula: 8x^2+15x=7x-4
The value of x from quadratic equation 8x²+15x=7x-4 is x=-1/2+i/2 and x=-1/2 - i/2
What is quadratic equation?A quadratic equation is a second-order polynomial equation in a single variable x , ax²+bx+c=0. with a ≠ 0 .
The given equation is 8x²+15x=7x-4
Let us convert it to a quadratic equation.
8x²+15x-7x+4=0
Add the like terms
8x²+8x+4=0
x=-8±√8²-4.8.4/2.8
x=-8±√64-128/16
x=-1/2+i/2 and x=-1/2 - i/2
Hence, the value of x from quadratic equation 8x²+15x=7x-4 is x=-1/2+i/2 and x=-1/2 - i/2
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