In answering the question above, the solution is If a/b = 1/4 and c/d = 1/3, fraction then ad + bc = (1/4)(bd/4) + (1/3)(bd/3) = bd/16 + bd/9, which doesn't work.
what is fraction?A whole can be represented by any number of equal parts, or fractions. The number of units of a particular size is expressed as a fraction in standard English. 8, 3/4. Fractions are included in wholes. Numbers are stated in mathematics as the ratio of the numerator to the denominator. In simple fractions, each of these is an integer. A complicated fraction contains a fraction in either the numerator or denominator. There is a difference between the numerators and denominators of true fractions. A sum that is a fraction of a whole is referred to as a fraction. You may assess it by dissecting the whole into smaller pieces. For example, 12 is used to represent one-half of a whole number or object.
Let's start by decomposing { into two fractions:
[tex]{ = a/b + c/d\\\\{ = (ad + bc)/bd[/tex]
If [tex]a/b = 1/2 and c/d = 1/3, then ad + bc = (1/2)(bd/2) + (1/3)(bd/3) = bd/3 + bd/6 = 3bd/6 + bd/6 = 4bd/6 = 2/3,[/tex] which works.
If [tex]a/b = 1/2 and c/d = 1/4, then ad + bc = (1/2)(bd/2) + (1/4)(bd/4) = bd/4 + bd/8 = 2bd/8 + bd/8 = 3bd/8,[/tex] which doesn't work.
If [tex]a/b = 1/2 and c/d = 1/5, then ad + bc = (1/2)(bd/2) + (1/5)(bd/5) = bd/4 + bd/25 = 25bd/100 + 4bd/100 = 29bd/100[/tex], which doesn't work.
If[tex]a/b = 1/3 and c/d = 1/4, then ad + bc = (1/3)(bd/3) + (1/4)(bd/4) = bd/9 + bd/16[/tex], which doesn't work.
If[tex]a/b = 1/3 and c/d = 1/5, then ad + bc = (1/3)(bd/3) + (1/5)(bd/5) = bd/9 + bd/25,[/tex] which doesn't work.
If a/b = 1/4 and c/d = 1/3, then ad + bc = (1/4)(bd/4) + (1/3)(bd/3) = bd/16 + bd/9, which doesn't work.
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Answer:
Step-by-step explanation:
Mark decompose 5/6 into three fractions using fractions : 1/3, 5/18, 2/9
What is fraction?
In Mathematics, fractions are represented as a numerical value, which defines a part of a whole. A fraction can be a portion or section of any quantity out of a whole, where the whole can be any number, a specific value, or a thing.
Given, fraction
5/6
Multiplying 3 with both numerator and denominator
15/18
= (6 + 5 + 4)/18
= 6/18 + 5/18 + 4/18
= 1/3 + 5/18 + 2/9
Hence, 1/3, 5/18, 2/9 are fractions Mark used to decompose 5/6.
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What percentage of his paycheck went to paying taxes?
The percentage of his paycheck went to paying taxes is, 28.66%.
What is the percentage?A percentage is a value per hundredth. Percentages can be converted into decimals and fractions by dividing the percentage value by a hundred.
Given a paycheck of $466.34.
Now, The amount of the following taxes are,
FCIA MED TAX: $8.70.
FICA SS TAX: $37.20.
FED TAX: $59.57.
MA ST TAX: $28.19.
Therefore, The total amount of tax is, $(8.70 + 37.20 + 59.57 + 28.19).
= $133.66.
So, The percentage of his pay that goes to tax is,
= (133.66/466.34)×100%.
= 28.66%.
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Please help me!
Its a geometry question i need to get right but i dont understand D:
Answer:
(1 , -2)
Step-by-step explanation:
We are told that there is a translation of (x-4 , y-3)
This simply means that the x-axis moves to the left by 4 points and that the y-axis moves down 3 points. (if it was a plus not minus then points would move up and to the right)
1) Move the x-axis
We can see that the x-axis of b is 5. To move it to the left 4 we subtract 5 by 4
5 - 4 = 12) Move the y-axis
We can see that the y-axis of b is 1. To move it down we subtract 1 by 3
1 - 3 = -2This leaves us with (1 , -2)
Hope this helps, have a lovely day! :)
What is the length of segment BC? A coordinate plane is shown. Point B is located at negative 3, negative 2, and point C is located at 0, 2. The points are connected by a line segment. Group of answer choices 5 7 6 4 Flag question: Question 3
Answer: 5
Step-by-step explanation:
Use the Formula d = √((x2 - x1)2 + (y2 - y1)2)
Find the difference between coordinates:
(x2 - x1) = (-3 - 0) = -3
(y2 - y1) = (-2 - 2) = -4
Square the results and sum them up:
(-3)2 + (-4)2 = 9 + 16 = 25
Now Find the square root and that's your result:
Exact solution: √25 = 5
Approximate solution: 5
I’ll give BRAINLIEST if correct as well as 5star ratings
Answer:
Below
Step-by-step explanation:
If the 'y'-axis is # larvae and the 'x' axis is °C then the peak would show the greatest # larvae (450) would be at 5 °C
Answer:
B) This means that the number of larvae is greatest at 5 degrees Celsius.
Step-by-step explanation:
On the given graph:
The x-axis represents the temperature in degrees Celsius.The y-axis represents the number of larvae.The curve is a parabola that opens downwards. Therefore, its vertex is the maximum value.
From observation of the graph, the vertex (peak) is (5, 450).
This means that the number of larvae reaches its maximum value of 450 at a temperature of 5 degrees Celsius.
43 rail cars is ___ % of 50 rail cars
Step-by-step explanation:
What we do here is divide 43 by 50
[tex] \frac{43}{50} = 0.86 = 86\%[/tex]
4+-2=5 what is the answer
The true statement of the equation 4+-2=5 is false
How to determine the true statementFrom the question, we have the following parameters that can be used in our computation:
4+-2=5
To determine the trie statement, we evaluate the expression 4 + (-2)
Using the above as a guide, we have the following:
The sum of 4 and -2 is:
4 + (-2) = 2
So, we have
2 = 5
The above is not true
Hence, the statement "4 + (-2) = 5" is false.
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how can you isolate the term f in f/3 + 22 = 17
Answer:
f=-15
Step-by-step explanation:
f/3 +22=17
take away 22 from both sides
f/3=-5
then times by 3
f=-15
so f=-15
Cypress Park has 3 identical square
sandboxes near the playground. Each
sandbox has a side that is 10 feet long. What
is the total area of all 3 square sandboxes?
Answer:
300 feet
Step-by-step explanation:
A square has 4 equal sides and the area of a square is length x length which is also the square of the length i.e 10²
So one of the square's area = 10 x 10
=100
So the three squares have a square of 100 +100+100
300² feet
Solve by Completing the Square
Matalea created a rectangle where the length was eight more than the width. She then determined that the area of a rectangle could be found by using the function A(x)= x2+8x where x is the width of the rectangle. If the area of the rectangle is 33 in.2, what is the width of the rectangle?
The width of the rectangle cannot be negative, we discard the negative solution and conclude that the width of the rectangle is 4 inches.
What is Area of rectangle ?
Area of rectangle can be defined as product of length and breadth.
We know that the area of the rectangle is given by the function A(x) = x² + 8x, where x is the width of the rectangle. We also know that the area of the rectangle is 33 in². So we can set up the equation:
x² + 8x = 33
To solve for x, we can rearrange the equation and set it equal to zero:
x² + 8x - 33 = 0
We can now use the quadratic formula to solve for x:
[tex]x = (-b\±\sqrt{(b^2 - 4ac)}) / 2a[/tex]
where a = 1, b = 8, and c = -33. Substituting these values, we get:
[tex]x = (-8\±\sqrt{(8^2 - 4(1)(-33))}) / 2(1)[/tex]
[tex]x = (-8\± \sqrt{(256)}) / 2[/tex]
x = (-8 ± 16) / 2
So x = -12/2 or x = 4.
Therefore, the width of the rectangle cannot be negative, we discard the negative solution and conclude that the width of the rectangle is 4 inches.
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Sara is making 3 batches of chocolate chip cookies and 3 batches of oatmeal cookies each batch of chocolate chip cookie uses 2 1/4 cups of flour. She will use 12 3/4 cups of flour for all six batches.
Which equation can be used to determine how many cups of flour are needed for each batch of oatmeal cookies?
Answer:
Step-by-step explanation:
If Sara is making 3 batches of chocolate chip cookies using 2 1/4 cups of flour per batch, then the total amount of flour she uses for the chocolate chip cookies is:
3 batches x 2 1/4 cups per batch = 6 3/4 cups of flour
Since she will use 12 3/4 cups of flour for all six batches, the amount of flour used for the oatmeal cookies can be found by subtracting the amount of flour used for the chocolate chip cookies from the total amount of flour:
12 3/4 cups - 6 3/4 cups = 6 cups
To determine how many cups of flour are needed for each batch of oatmeal cookies, we can divide the total amount of flour used for the oatmeal cookies by the number of batches:
6 cups ÷ 3 batches = 2 cups per batch
Therefore, the equation that can be used to determine how many cups of flour are needed for each batch of oatmeal cookies is:
Flour needed per batch of oatmeal cookies = Total flour needed for oatmeal cookies ÷ Number of oatmeal cookie batches
Or, in this case:
Flour needed per batch of oatmeal cookies = 6 cups ÷ 3 batches = 2 cups per batch.
Kailyn has 4 days to complete 100 mins in mindplay and wants to split the time evenly over those days . Which inequality can she use to decide at least how many minutes she must complete each day
The inequality Kailyn can use to ensure that she completes at least 25 minutes of Mindplay each day over 4 days to complete a total of 100 minutes is x ≥ 25.
What is inequality ?
An inequality is a mathematical statement that compares two values or expressions using an inequality symbol such as < (less than), > (greater than), ≤ (less than or equal to), or ≥ (greater than or equal to).
To split the 100 minutes evenly over 4 days, Kailyn would need to complete at least 25 minutes each day.
To express this mathematically as an inequality, you can use the greater than or equal to symbol (≥) to indicate that Kailyn must complete at least 25 minutes each day:
Let x be the number of minutes Kailyn completes each day. Then the inequality would be:
x ≥ 25
This means that Kailyn must complete at least 25 minutes of Mindplay each day to ensure that she completes all 100 minutes in the given 4 days.
Therefore, the inequality Kailyn can use to ensure that she completes at least 25 minutes of Mindplay each day over 4 days to complete a total of 100 minutes is x ≥ 25.
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On which interval is the function increasing and linear?
The interval which is function increasing and decreasing is
A) x = -3.5 and x = -1.5.
What is function?
A mathematical phrase, rule, or law that establishes the link between an independent variable and a dependent variable (the dependent variable). In mathematics, functions exist everywhere, and they are crucial for constructing physical links in the sciences.
Here we know that The slope determines if the function is an increasing linear function, a decreasing linear function, or a constant function. f(x)=mx+b is an increasing function if m>0. f(x)=mx+b is an decreasing function if m<0
Then according to the graph ,
The highest point = x=-3.5
The lowest point = x=-1.5
Then the interval which is function increasing and decreasing is
A) x = -3.5 and x = -1.5.
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Can anyone help me with this quickly?????
The table of the piecewise function is shown below and the point of maximum growth rate for the function is (8.96, 7.5)
Completing the table of the piecewise function
Given that
g(x) = x² - 1 if x ≤ 3
g(x) = x - 5 if x > 3
For values greater than 3, we use the function g(x) = x - 5;
Otherwise, we use g(x) = x² - 1
This means that
x Workings g(x)
-2 g(-2) = (-2)² - 1 3
0 g(0) = (0)² - 1 -1
1 g(1) = (1)² - 1 0
3 g(3) = (3)² - 1 8
5 g(5) = 5 - 5 0
The point of maximum growth rateGiven that
f(x) = 15/(1 + 6e⁻⁰°²ˣ)
The point of maximum growth rate for a logistics function represented as f(x) = c/(1 + ae⁻ᵇ⁺) is
t = ln(a)/b
y(t) = c/2
So, we have
t = ln(6)/0.2 = 8.96
y(t) = 15/2 = 7.5
Hence, the point is (8.96, 7.5)
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what is the distance between A and B.
A.
B.
C.
D.
The distance between points A and B is: A. 4√5 units.
How to calculate the distance between the two points?Mathematically, the distance between two (2) points that are on a coordinate plane can be calculated by using this formula:
Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
Where:
x and y represents the data points (coordinates) on a cartesian coordinate.
Substituting the given parameters into the distance formula, we have the following;
Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
Distance = √[(4 - (-4))² + (-2 - 2)²]
Distance = √[(8)² + (-4)²]
Distance = √(64 + 16)
Distance = √80
Distance = √16 × √5
Distance = 4√5 units.
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Answer:
none of them are right it is 4 to the 10
Step-by-step explanation:
Please solve i really need help
2 quart of blue paint and 5/4 quart of red paint is needed to make 3 1/4 quart purple paint
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables. Equations can either be linear, quadratic, cubic and so on depending on the degree.
2/5 quart of blue paint is mixed with 1/4 quart of red paint to make purple paint. Hence:
Ratio of blue paint to red paint = (2/5) : (1/4) = 8 : 5
Therefore for 3 1/4 quart of purple paint:
Amount of blue paint = (8/13) * 3 1/4 = (8/13) * 13/4 = 2 quart
Amount of red paint = (5/13) * 3 1/4 = (5/13) * 13/4 = 5/4 quart
2 quart of blue paint and 5/4 quart of red paint is needed to make the purple paint
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Which of the following can be used to evaluate the series 8 E k=1 5 (2/3) k-1
5[1-[tex](2/3)^{8}[/tex]/1-2/3] can be used to evaluate the series 8 E k=1 5 (2/3) k-1 through geometric series.
What do you mean by geometric series?A unique kind of sequence called a geometric sequence has a constant ratio between every two succeeding terms. This ratio is regarded as one of the geometric sequence's common ratios. In other words, the following term is obtained by multiplying each phrase in a geometric series by a constant.
Hence, a geometric series has the formula a, ar, ar2, where an is the first term and r are the sequence's common-ratio. Either a positive or negative integer can be used to describe the common ratio.
The given series is:
Now,we want to write an expression that can be used to evaluate this series.
Since this is a geometric series, we use the formula for the sum of the first k terms: Sk = a (1-[tex]r^{k}[/tex]/1-r)
From the given series the first term a= 5 is, and the common ratio is r =2/5 and k=8
We substitute the values to obtain:
S8= 5[1-[tex](2/3)^{8}[/tex]/1-2/3]
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Rotation: 180° about the origin
Answer:
A rotation about the origin 180 degrees means that the pre-image essentially rotates half an actual circle
The rule for 180 degrees rotation is (x,y)-->(-x, -y)
So the points of this quadrilateral are now
(1,3) = (-1, -3)
(4,1)=(-4, -1)
(4,4)=(-4, -4)
(1,4)=(-1,-4)
So it moves from 1st to 3rd quadrant
HOPE THIS HELPS
What is the answer to this photo
The required number of tubs are 17.55 tubs.
How to find number of tubs?To solve the problem, we need to find the total amount of ice cream used in ounces and then convert it to pounds to find the number of tubs used.
Number of scoops for regular cones = 2 scoops/cone
Number of scoops for large cones = 3 scoops/cone
Total number of scoops of ice cream used for regular cones = 2 scoops/cone x 234 cones = 468 scoops
Total number of scoops of ice cream used for large cones = 3 scoops/cone x 156 cones = 468 scoops
Total number of scoops of ice cream used = 468 scoops + 468 scoops = 936 scoops
Total amount of ice cream used in ounces = 936 scoops x 3 ounces/scoop = 2808 ounces
Total amount of ice cream used in pounds = 2808 ounces / 16 ounces/pound = 175.5 pounds
Number of tubs of ice cream used = 175.5 pounds / 10 pounds/tub = 17.55 tubs
Rounding up to the nearest whole number, we get:
Answer: (C) 17.55 tubs.
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Find the missing ratio
3 4
9 ?
18 24
Answer:
the missing ratio is 12
Step-by-step explanation:
essentially all of these ratios should simplify to 3:4
Can someone help me with this question?
5/6 is the value of b.......
please help:)))))))))))))))))))))))))))))
Answer:
The volume of the ice cream scoop is less than the volume of the cone. So, when the ice cream melts, it will fit in the cone without overflowing.
Write an equation
Vertically stretched by a factor of 2, reflected across the x-axis, then translated 1 unit left and 8 units up.
The equation for the function with the described transformations is y(x) = -2f(x+1) + 8.
What is the new equation of the function?Starting with the basic function of f(x), we can apply the described transformations in the following order:
Vertical stretching by a factor of 2: We multiply the output of the function by 2. This results in a new function g(x) = 2f(x).
Reflection across the x-axis: We flip the sign of the output of the function. This results in a new function h(x) = -g(x) = -2f(x).
Translation 1 unit left and 8 units up: We shift the graph of the function 1 unit to the left and 8 units up. This can be achieved by replacing x with (x+1) and adding 8 to the output.
This results in a new function y(x) = h(x+1) + 8 = -2f(x+1) + 8.
Putting it all together, the equation for the function with the described transformations is:
y(x) = -2f(x+1) + 8
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The complete question is below:
Write an equation for f(x) when it is vertically stretched by a factor of 2, reflected across the x-axis, then translated 1 unit left and 8 units up.
In which number is the value of the digit 5 equal to 5,000?
A. 750,812
B. 463,593
C. 506,749
D. 165,832
Answer: C
Step-by-step explanation: is closer to 5000
the base of a solid right pyramid is a square with an edge length of n units. the height of the pyramid is n-1 units
There for the answer is the volume of the pyramid is equal to V = 1/3 (n³ - n²).
What do math lengths mean?
The measurement or size of a thing end to end is referred to as its length. In other words, it is the larger of an object's upper two or three geometric dimensions. The dimensions of a rectangle, for instance, are its length and width.
We know that.
The volume of pyramid is equal to
V =1/3 (area of base) × height
In this problem
Area of base = n² units²
Height = (n - 1) units
Substitute in the formula above
V = 1/3 n² × (n - 1)
V = 1/3 (n³ - n²) units³
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Pls give simple working
Screen shot this and then mark when it should go tyy
Answer:
How?
Step-by-step explanation:
I don’t know how to find x
The angles on the diagram are vertical angles and the value of x is 25.
What is the numerical value of x?The two angles are said to be adjacent angles when they have a common vertex and side.
On the other hand, vertical angles are angles that are opposite of each other when two lines cross and they are conguent.
Therefore, the angles on the diagram are vertical angles.
Now, since vertical angles are congruent.
Angle 75 and angle (4x - 25 ) are equal.
Hence;
4x - 25 = 75
Solve for x
4x - 25 = 75
Add 25 to both sides
4x - 25 + 25 = 75 + 25
4x = 75 + 25
4x = 100
Divide both sides by 4
4x/4 = 100/4
x = 100/4
x = 25
Therefore, the value of x is 25.
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Let f ( x ) = 4 x − 20 f ( x ) = 4 x - 20 and g ( x ) = − 1 2 x + k g ( x ) = - 1 2 x + k . For what value of k k is the zero of g ( x ) g ( x ) equivalent to the zero of f ( x ) f ( x ) ?
The two functions have equivalent zeros if k = 60.
For which value of k the zeros are equivalent?Here we have two functions which are:
f(x) = 4x - 20
g(x) = -12x + k
We want these two functions to have equivalent zeros, so first let's find the zero of f(x), we will get:
f(x) = 4x - 20 =0
4x = 20
x = 20/4
x = 5
And that must also be a zero of g(x), then:
-12*5 + k = 0
Solving this for k.
-60 + k = 0
k = 60
That must be the value of k.
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PLS PLS PLS PLS PLS HELP
The best interpretation of the y-intercept of the linear function is given as follows:
D. The model indicates that 1-bedroom apartments in New York had an average rent of 800 dollars in 2000.
How to define the linear function?The slope-intercept definition of a linear function is given as follows:
y = mx + b.
In which:
m is the slope, representing the rate of change.b is the intercept, representing the value of y when x = 0.The variables for this problem are given as follows:
x is the number of years since 2000.y is the cost of renting.Hence option D gives the correct interpretation of the intercept of the line.
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To solve one-step equations, you have to use the ________________ operation.
Answer:
Inverse Operation
Step-by-step explanation:
The perimeter of a rectangle is 100 cm. The length is 5 more than twice the width. What are the dimensions of the rectangle?
Answer:
in image...
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