Solution :
solve by considering data :
The perimeter of a rectangular pool is 56 meters. If the length of the pool is 16 meters, then find its width.
Here the perimeter and the length of the rectangular pool are given. We have to find the width of the pool.
The perimeter P of a rectangle is given by the formula, P=2l+2w, where l is the length and w is the width of the rectangle.
Given that, the perimeter is 56 meters and the length is 16 meters. So, substitute these values into the formula.
56=2(16)+2w
Simplify.
56=32+2w
Subtract 32 from both sides.
24=2w
Divide each side by 2 .
12=w
Therefore, the width of the rectangular pool is 12 meters.
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Focus Question #4 + Rita can choose from 2 membership options at a movie rental store. Option A has a yearly fee of $40 and every movie rental costs $3. Option B has a yearly fee of $150 for unlimited movie rentals at no additional cost. How many movies would Rita need to rent in order for Option B to be cheaper than Option A?
Rita would need to rent at least 37 movies in a year for Option B to be cheaper than Option A.
To determine the number of movies Rita would need to rent for Option B to be cheaper than Option A, we can set up an equation and solve for the unknown variable.
Let's assume Rita rents "x" number of movies in a year.
For Option A:
Yearly fee = $40
Cost per movie rental = $3
Total cost for Option A = Yearly fee + (Cost per movie rental * Number of movie rentals)
Total cost for Option A = $40 + ($3 * x) = $40 + $3x
For Option B:
Yearly fee = $150
Cost per movie rental = $0 (unlimited movie rentals)
Total cost for Option B = Yearly fee + (Cost per movie rental * Number of movie rentals)
Total cost for Option B = $150 + ($0 * x) = $150
We want to find the number of movies (x) at which Option B becomes cheaper than Option A. So we can set up the inequality:
$150 < $40 + $3x
Now, we can solve the inequality:
$150 - $40 < $3x
$110 < $3x
Dividing both sides of the inequality by $3:
($110 / $3) < ($3x / $3)
Approximately 36.67 < x
Since the number of movies must be a whole number, we round up to the nearest whole number:
x ≥ 37
Therefore, Rita would need to rent at least 37 movies in a year for Option B to be cheaper than Option A.
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factorise:x^3-(y-z)^3
The factorized form of \(x^3 - (y - z)^3\ is \ (x - y + z)(x^2 - xy + 2xz + yz - 2z^2).\)
The Factorization is derived from the application of a mathematical identity. As an AI language model, the information provided is generated based on existing knowledge and formulas.
The given expression is \(x^3 - (y - z)^3.\)To factorize it, the difference of cubes, which states that a^3 - b^3 can be factorized as\((a - b)(a^2 + ab + b^2).\)
Applying this identity to our expression, we have:
\(x^3 - (y - z)^3 = (x - (y - z))((x - (y - z))^2 + (x - (y - z))(y - z) + (y - z)^2)\)
Simplifying further, we get:
\(= (x - y + z)(x^2 - 2xy + 2xz - y^2 + 2yz - z^2 + xy - y^2 + yz - z^2 + y^2 - 2yz + z^2)\\= (x - y + z)(x^2 - 2xy + xy + 2xz + yz - 2yz - y^2 + y^2 - y^2 + 2yz - 2z^2 + y^2 - z^2 + z^2)\\= (x - y + z)(x^2 - xy + 2xz + yz - 2z^2)\)
So, the factorized form of \(x^3 - (y - z)^3 \ is\ (x - y + z)(x^2 - xy + 2xz + yz - 2z^2).\)
the above factorization is derived from the application of a mathematical identity.
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please work QUICK its a test
A $5000 investment pays 3% interest compounded monthly. To the nearest cent, what will be the value of the investment after 10 years?
Answer:
We can use the formula for compound interest to solve this problem. The formula is:
A = P * (1 + r/n)^(n*t)
where:
A = the amount of money after t years
P = the principal amount (the initial investment)
r = the annual interest rate (as a decimal)
n = the number of times the interest is compounded per year
t = the number of years
In this case, P = $5000, r = 0.03, n = 12 (since the interest is compounded monthly), and t = 10. Plugging these values into the formula, we get:
A = 5000 * (1 + 0.03/12)^(12*10)
A = 5000 * (1.0025)^120
A ≈ $6,621.36
So the investment will be worth approximately $6,621.36 after 10 years.
PLEASE HELP WILL GIVE BRAINLIEST
The value of n that satisfies the given polynomial expression is 10
Simplifying a polynomial expressionFrom the question, we are to determine determine the corresponding value of n in the simplified expression.
The given expression is
(12x⁵ + 6x³ + x) - (x + 26)(2nx² + 1)
First, we will simplify this expression
(12x⁵ + 6x³ + x) - (x + 26)(2nx² + 1)
(12x⁵ + 6x³ + x) - (2nx³ + x + 52nx² + 26)
(12x⁵ + 6x³ + x - 2nx³ - x - 52nx² - 26)
Simplify further
(12x⁵ + 6x³ - 2nx³ - 52nx² - 26)
(12x⁵ + (6 - 2n)x³ - 52nx² - 26)
By comparison with (12x⁵ - 14x³ - 520x² - 26)
(6 - 2n)x³ = - 14x³
and
- 52nx² = - 520x²
Solve (6 - 2n)x³ = - 14x³ for n
(6 - 2n)x³ = - 14x³
6 - 2n = - 14
6 + 14 = 2n
20 = 2n
n = 20/2
n = 10
Similarly,
Solve - 52nx² = - 520x² for n
52n = 520
n = 520/52
n = 10
Hence, the value of n is 10
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What is 0.007 divided by 0.498 to nearest tenth
Answer:
0.0
Step-by-step explanation:
To find 0.007 divided by 0.498, we can perform the following calculation:
0.007 / 0.498 ≈ 0.0141
Rounding this to the nearest tenth gives:
0.0141 ≈ 0.0
Therefore, the result, rounded to the nearest tenth, is 0.0.
f(x) = 4x − 12 what is the inverse
Answer:
f-1(x)=x4+3 this is your answer
Calculator What is the area of a sector with a central angle of 144° and a radius of 11 cm? Use 3.14 for π and round your final answer to the nearest hundredth. Enter your answer as a decimal in the box. cm² K
Rounding to the nearest hundredth, the area is approximately 151.976 cm².
The formula for the area of a sector is:
A = (θ/360) x πr²
where θ is the central angle in degrees, r is the radius, and π is pi (3.14).
Plugging in the given values, we get:
A = (144/360) x 3.14 x 11^2
A = 0.4 x 3.14 x 121
A = 151.976
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The Dodd-Frank Wall Street Reform and Consumer Protection Act of 2010 established the Consumer Financial Protection Bureau (CFPB). The purpose of the CFPB is to ensure that consumer finance markets work effectively. It provides a forum for consumers to submit their complaints about the services received from financial providers. It also educates consumers about financial matters to help them make sound financial decisions.
Use this consumer credit card market report, published by the CFPB in 2017, to answer the following questions.
Refer to section 1.3.2, Credit scores, on page 22 of the report.
For which two purposes do credit card issuers use credit scores?
Select all the correct answers.
Oto determine the consumer's age and gender
Oto set pricing for rewards programs
O to determine the consumer's eligibility for credit
O to set pricing for late fees
to set pricing for credit lines
to determine the number of credit cards to be issued by a lending company
The correct answers are: To determine the consumer's eligibility for credit and To set pricing for credit lines.
what is pricing?
"Pricing" refers to the process of determining the value or cost of a product or service and setting a specific price for it. Pricing decisions involve taking into account various factors such as production costs, market demand, competition, and profit margins, among others. Pricing can also involve setting
In the given question,
Based on section 1.3.2, Credit scores, on page 22 of the report, the two purposes for which credit card issuers use credit scores are:
To determine the consumer's eligibility for credit.
To set pricing for credit lines.
Therefore, the correct answers are:
To determine the consumer's eligibility for credit
To set pricing for credit lines
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4 3/8 + 5 1/2= in fractions
Answer:
9 7/8
Step-by-step explanation:
1. 4 3/8 can be converted into the improper fraction 35/8, and 5 1/2 can be converted into 11/2.
2. Now that we have 35/8 + 11/2, we have to find a common denominator. Since 2 goes into 8 four times, we can turn 11/2 into 44/8 by multiplying the numerator and denominator (the top and the bottom numbers) by 4.
3. Now we have 35/8 + 44/8. At this point, the all we have to do is add the numerators (the top numbers). 35+44=79, so our answer is 79/8, which we can simplify to 9 7/8.
After the introduction of a new soft drink, 200 people are asked to take a taste test to see how it is being received. Of those who participated, 48 said they preferred the new soft drink, 112 preferred the old soft drink, and 40 could not tell any difference. What is the probability that a person in this survey, chosen at random, preferred the new soft drink
Answer:
Step-by-step explanation:
The possibility is 48/200
The probability of people preferred the new soft drink is 6/25.
To find the probability.
What is probability?probability is the ratio of the number of favorable outcomes and the total number of possible outcomes.
Given that:
Total number of people taste test=200
Number of people who participated new soft drink=48
Number of people who participated old soft drink=112
Number of people who participated could not tell any difference=40
So, the probability of people preferred the new soft drink=
favorable outcome/total number of outcome
probability of people preferred the new soft drink=48/200
probability of people preferred the new soft drink=6/25
So, the probability of people preferred the new soft drink is 6/25.
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(GIVING EXTRA POINTS ON THIS ONE!! IM ALSO GIVING AWAY BRAINLIEST TO WHO EVER HELPS ME OUT :D)
If you roll a ball down a ramp, which factor will have the greatest effect on the amount of friction created?
A) Force applied to the ball
B) Speed of the ball
C) Texture of the surface
D) Weight of the ramp
(Here is an image if needed) :
Answer:
C. The Texture of the Surface
Step-by-step explanation:
I know it's confusing because of A.. But if you think about what would happen if you were to bounce a ball with a lot of force onto the surface, it wouldn't cause a difference in the friction because it would still just bounce right back up. D. is also not applicable because the weight of the ramp wouldn't matter if the ball is rolling on top of it.
Type < or > to make this statement true -a___-b
The comparisons that are true are 11. -5 < 0 12. 9 > -8 14. 55 > -75 15. -32 < -24 16. 89 > 73 17. -58 < -51 19. 17 < 23 20. 18 > -36 and that is not true are 13. -7 = -7 (not true) 18. -32 > 4 (not true)
To make each statement true, write < or >. We need to compare two values for each statement to determine whether it is true or false.
To indicate that the first value is less than the second value, write <.
Alternatively, to indicate that the first value is greater than the second value, write >.
Below are the comparisons: 11. -5 < 0 12. 9 > -8 13. -7 > -7 14. 55 > -75 15. -32 < -24 16. 89 > 73 17. -58 < -51 18. -32 > 4 19. 17 > 23 20. 18 > -36
To determine the direction of inequality, we need to compare the values.
We used inequality signs such as > (greater than) or < (less than) to indicate which value is larger or smaller than the other.
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The correct question would be as
Write > or < to make each statement true.
11. -5 0
12. 9 -8
13. -7 7
14. 55 -75
15. -32 -24
16. 89 73
17. -58 -51
18. -32 4
19. 17 23
20. 18 -36
Hiiiiiii pls helppppppppp plsssss and thxxxxxx
Answer:
It's A I believe
Step-by-step explanation:
Answer:
D, 1056 Cubic inches
Step-by-step explanation:
Multiply 11x16 to get the 2-d area of it's base. after multiply by 8 to get its hieght. You have the volume of the shape with the step-down filled. To find the volume with the step down empty, divide by 4 to get the area of 1/4. then multiply by 3 to find 3/4 of the rectangular prism
{[(11×16×8)÷4]3} <== Equation
Find the length of the Lm of LM if L is (10,6) and M is (0,-7)
Answer:
16.4012194669
simplified: 16.4
Step-by-step explanation:
Question 2 write an expression to represent the perimeter of Melissa‘s garden in the terms of X type the correct answer in each box use numerals instead of words
From the given statement in part A,
There are given that square patch for the tomatoes
Now,
Let x is the length of the tomato patch, w is the width of the garden and L is the length of the garden
So,
\(\begin{gathered} L=3x+2 \\ W=x+5 \end{gathered}\)Then,
From the perimeter of the vegetable garden:
\(\begin{gathered} P=2(L+W) \\ P=2(3x+2+x+5) \\ P=2(4x+7) \\ P=8x+14 \end{gathered}\)Hence, the perimeter is, 8x + 14.
need help asap please
Ali's strategy is essentially the same as Mary's strategy. Both strategies estimate the HST as 15% of the price. However, Mary's strategy involves taking half of 10% of the price.
How to explain the strategies usedMary suggests estimating the HST in Ontario as finding 10% of the price, taking half of this answer and adding the two. Ali proposes finding 10% of the price, then 5% of the price and adding the two answers.
Their strategies differ in the way they approach finding the estimate, but both methods can be used to arrive at the same result.
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The HST in Ontario is 13%, which can be estimated using 15%. Mary tells Ali that it can be estimated as: find 10% of the price, take a half of this answer and add the two. Ali tells Mary that he thinks they should find 10% of the price, then 5% of the price and add the two answers. Compare their strategies.
Find the exact surface area of a sphere with a diameter of 13cm
Answer:
A = 530.929158457
Answer:
Area = 706.8583471
Explanation:
The used law to measure the surface area of the sphere is
\(area \: = 4\pi \: {r}^{2} \)
Where (r) is the radius. The radius is half the diameter, so it will be half 13 which is equal to 7.5. By using this law:
\(4\pi \: {7.5}^{2} = 706.8583471\)
If you like my explanation please give me 5 stars.3455/72
answer pls.....
Answer:
3455/72
=47.9861111111
Step-by-step explanation:
The graph of f(x) = |x| is reflected across the y-axis and translated to the left 5 units. Which statement about the domain and range of each function is correct? Both the domain and range of the transformed function are the same as those of the parent function. Neither the domain nor the range of the transformed function are the same as those of the parent function. The range of the transformed function is the same as the parent function, but the domains of the functions are different. The domain of the transformed function is the same as the parent function, but the ranges of the functions are differe
Both the domain and range of the transformed function are the same as those of the parent function.
What are Range and Domain?
The collection of all potential output values that a function can generate given its domain is known as its range.
The set of all potential input values for which a function is specified is referred to as its domain.
The function that results from translating the left 5 units and reflecting the function f(x) = |x| across the y-axis is g(x) = |-x + 5|.
Since any real number's absolute value is always non-negative, the original function's domain is all real numbers, or f(x) = |x|.
A function's domain remains unaffected when it is reflected across the y-axis. Since all real numbers fall within the domain of the modified function g(x) = |-x + 5|, this is also true.
Since each real number's absolute value is always non-negative, the original function's range is also all non-negative real numbers, f(x) = |x|.
A function's sign is reversed when it is reflected across the y-axis. Since all non-negative real numbers fall within this range, the transformed function g(x) = |-x + 5| also has this range as well
So, the correct statement about the domain and range of each function is: Both the domain and range of the transformed function are the same as those of the parent function.
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Las ecuaciones de la demanda y la oferta de cierto producto están dadas por espacio 4 q al cuadrado más p al cuadrado igual 1405 y p igual q más 10 donde p está en dólares por unidad y q está en unidades. Para un precio de 27 dólares por unidad, determine el gasto real del consumidor.
The actual consumer spending at a price of $27 per unit is $268.26.
How to calculate the priceSubstitute the given price into the supply equation to get the corresponding quantity supplied:
p = q + 10
27 = q + 10
q = 17
Substitute q = 17 into the demand equation to get the corresponding price:
4q² + p² = 1405
4(17)² + p² = 1405
p² = 1405 - 1156
p² = 249
p = 15.78
The actual consumer spending can be calculated by multiplying the quantity demanded by the price:
Actual consumer spending = quantity demanded x price per unit
= 17 x 15.78
= $268.26
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The demand and supply equations for a certain product are given by space 4 q squared plus p squared equals 1405 and p equals q plus 10 where p is in dollars per unit and q is in units. For a price of $27 per unit, determine the actual consumer spending.
Which is equivalent to 1/4x
A.1/8x+1/8x
B.1/8x+1/8
C.1/8+1/8
D.1/2x+1/2x
Step-by-step explanation:
A.
\( \frac{1}{8} x \: + \: \frac{1}{8} x\)
=
\( \frac{2}{8} x\)
=
\( \frac{1}{4} x\)
4.
Spiral Review
3. Coach Clarke has 48 students
in his P.E. class. He places the
students in teams of 6 for an
activity. How many teams can
Coach Clarke make?
Answer:
8 teams
Step-by-step explanation:
48/6 = 8
-3-6x=9
Step 1 =
Step 2=
Step 3=
Step 4=
Step 5=
Step 6=
Answer:
The answer to this question is -2.
The first step is to add three to both sides, so add three to negative three and add three to nine. Secondly divide -6 on both sides, so divide -6x by -6 and divide 12 by -6. Both sixes will cancel out and then 12 / -6 will give you -2.
g the second method the administrator is considering consists of using a computer with a random number generator to select a simple random sample of 30 students from the combined class lists student names. describe how to implement such a method. using your method and the random digits below, select the first two students. 47899 92198 80657 73914 18360
To implement the second method, the administrator should first create two separate lists, one for each class.
Then, the administrator should use a computer with a random number generator to select a simple random sample of 30 students from the combined class lists. To do this, the administrator should assign a unique number to each student in each list and generate a random set of 30 numbers that correspond to the students in the list.
For example, using the random digits 47899, 92198, 80657, 73914, and 18360, the administrator can choose student 47899 from the first class and student 92198 from the second class.
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PLEASE HELP ITS MATH THANK YOUUUU
Answer:
2 millimeters
Step-by-step explanation:
Since that 1 millimeter is 10 meters then 20 meters which is twice will be 2 millimeters. :)
Select the statements that are true about the graph.
The y-intercept of the graph is (0, -8).
The vertex is located at (-1,-9)
The graph has y-intercepts at (-4.0) and (2.0).
The graph has a minimum.
The graph has zeros of -4 and 2.
The solution of the quadratic function represented by the graph is (-1,-9).
The graph has a maximum.
Answer:It's called the "y intercept" and it's the y value of the point where the line intersects the y- axis. For this line, the y-intercept is "negative 1." You can find the y-intercept by looking at the graph and seeing which point crosses the y axis. This point will always have an x coordinate of zero.
Step-by-step explanation:
The Y intercept of a straight line is simply where the line crosses the Y axis.
Example
Y intercept
In the above diagram the line crosses the Y axis at 1.
The Y intercept is equal to 1 and the point is written as (0,1). Notice that for the y-intercept the x-coordinate of the point is always zero..
cos x(tan² x + 1) = sec x
Can anyone help me with this equation?
Answer:
\( \cos x \: ( { \tan}^{2} x \: + 1) = \sec x \: \: (proved)\)Step-by-step explanation:
Equation provided:\( \cos x \: ( { \tan}^{2} x \: + 1) = \sec x \)To prove:LHS = RHSProof :LHS -
\( = \cos x \: ( { \tan}^{2} x \: + 1) \)
[As we know that tan^2 x + 1 = sec^2 x]\( = \cos \: x \: \times {\sec }^{2} x\)
[Since cos x = 1/sec x]\( = \frac{1}{ \sec \: x } \times {\sec }^{2} x\)
\( = \sec \: x\)
RHS -
\( = \sec \: x\)
Hence,
LHS = RHS (Proved)
What’s the difference between solving a whole number and a fraction?
There’s these two methods I saw but not sure when I should use them when I do stumble on a problem.
1 method: start by multiply the numerator towards the whole number and once u do then divide the numerator and denominator separately.
2 method: start by giving the whole number a 1 of the denominator and find the lCD of the fraction and start finishing the problem from either adding or subtracting.
Answer:
hey
Step-by-step explanation:
Express using algebra A stick l feet long is broken into 2 parts one of which is twice as long as the other. How long is the shorter piece
Answer:
20 is the longer piece, and 9 is the shorter piece
Step-by-step explanation:
9*2=18
18+2=20
20+9