Answer:
l = \(\frac{P-2w}{2}\)
Step-by-step explanation:
P = 2l + 2w ( subtract 2w from both sides )
P - 2w = 2l ( isolate l by dividing both sides by 2 )
\(\frac{P-2w}{2}\) = l
What is the range of f(x) = |x| + 7?
−7 ≤ y < ∞
−∞ < y ≤ −7
0 ≤ y < ∞
7 ≤ y < ∞
When the domain is substituted, the Range of the function will be
7 ≤ y < ∞
How can we find Range ?The range of a function is the the spread of minimum value of the function to maximum value. We can find the range by substituting different domains into the function.
Given a function f(x) = |x| + 7
This |x| show that it is a modulus. That is, the domain will always be positive numerals.
The minimum domain = 0, so the minimum f(x) = 0 + 7 = 7
The maximum domain = ∞, so the maximum f(x) = ∞ + 7 = ∞
y = f(x)
Therefore, the range of of the function f(x) = |x| + 7 will be 7 ≤ y < ∞
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Caleb and Sergio stacked boxes on a shelf. Caleb lifted 14 boxes and Sergio lifted 12 boxes. The boxes that Sergio lifted each weighed 10 lb more than the boxes Caleb lifted.
Let c represent the weight of each box Caleb lifted.
Which expression represents the total number of pounds Sergio lifted?
120c
10(c−12)
12(c+10)
c + 10
Answer:
b
Step-by-step explanation:
Answer:
12 c+10
Step-by-step explanation:
becus
PLEASE HELP ME ASAP
What is the slope of the line passing through (0, 5) an d(-12, 2) ?
Enter your answer in the box.
Answer:
Slope = 0.25
Step-by-step explanation:
m= -3 / -12 = -1 / -4 = 0.25
distance between x's = 12
distance between y's = 3
hope this helped thank you!
True or False
Unit rate is a ration with denominator 2 example 100words in 2 minutes
True
False
Answer:
The Answer Is True
Step-by-step explanation:
Caleb is making lemonade and cookies for the school bake sale. He has 10 cups of
sugar. He needs two cups of sugar for lemonade. Each batch of cookies uses 11/2 cups
of sugar. What is the maximum number of cookie batches he can make?
Answer:
He can make only one batch of cookies.
Step-by-step explanation:
Just by mental math you can say he can make maximum one batch of cookies.
Total sugar = 10 cups
sugar used for lemonade = 2 cups
leftover sugar = 8 cups
For 1 batch of cookie sugar needed = 11/2
which means 5 and 1/2 cups
And he's just left with 8 cups of sugar after lemonade
8 - 5 1/2 = 2 1/2 which is not enough for 2nd batch
That means the maximum number of cookies batches is 1.
Another way to solve it by inequality:
2+Il/2 X < 10
11/2 X < 8
11X < 16
X < 1 6/11
So he can make only one batch of cookies.
To pay for a home improvement project that totals $20,000, a homeowner is choosing between two different credit card loans with an interest rate of 9%. The first credit card compounds interest quarterly, while the second credit card compounds monthly. The homeowner plans to pay off the loan in 10 years.
Part A: Determine the total value of the loan with the quarterly compounded interest. Show all work and round your answer to the nearest hundredth. (4 points)
Part B: Determine the total value of the loan with the monthly compounded interest. Show all work and round your answer to the nearest hundredth. (4 points)
Part C: What is the difference between the total interest accrued on each loan? Explain your answer in complete sentences. (2 points)
Please only responded if you know how to do it, will give the brainiest to however answers it correctly
The total value of the loan with quarterly compounded interest is approximately $45,288.38, while the total value of the loan with monthly compounded interest is approximately $45,634.84. The difference in total interest accrued is approximately $346.46.
Part A: To determine the total value of the loan with quarterly compounded interest, we can use the formula for compound interest:
A = P(1 + r/n)^(nt),
where:
A is the total value of the loan,
P is the principal amount (initial loan amount),
r is the interest rate (in decimal form),
n is the number of times interest is compounded per year,
and t is the number of years.
Given:
P = $20,000,
r = 9% or 0.09,
n = 4 (quarterly compounding),
t = 10 years.
Substituting the values into the formula, we have:
A = 20000(1 + 0.09/4)^(4*10).
Calculating this value, we find:
A ≈ $45,288.38.
Therefore, the total value of the loan with quarterly compounded interest is approximately $45,288.38.
Part B: To determine the total value of the loan with monthly compounded interest, we follow the same formula but with a different value for n:
n = 12 (monthly compounding).
Substituting the values into the formula, we have:
A = 20000(1 + 0.09/12)^(12*10).
Calculating this value, we find:
A ≈ $45,634.84.
Therefore, the total value of the loan with monthly compounded interest is approximately $45,634.84.
Part C: The difference between the total interest accrued on each loan can be calculated by subtracting the principal amount from the total value of each loan.
For the loan with quarterly compounding:
Total interest = Total value - Principal
Total interest = $45,288.38 - $20,000
Total interest ≈ $25,288.38.
For the loan with monthly compounding:
Total interest = Total value - Principal
Total interest = $45,634.84 - $20,000
Total interest ≈ $25,634.84.
The difference between the total interest accrued on each loan is approximately $346.46.
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Need help with this question
Answer:
your answer will be option C
Step-by-step explanation:
hope this helps ^_^
how would i anwser this? help pls!
Answer:
Step-by-step explanation:
To get the y values all you need to do is substitute the x value in the equation y=-2/3x+7.
For example:
y=-2/3(-6)=7
-2/3x6=-4
-4+7=3
(-6,3)
You can double check your work by filling the x and y coordinates in the equation and when solved if it it true you know you were correct.
To get the x value, you need to fill in the y in the equation y=-2/3x+7
for example:
5=-2/3x+7
-2=-2/3x
3=x
(3,5)
y=-2/3x+7
y=-2/3(15)+7
y=-10+7
y=-3
(15,-3)
y=-2/3x+7
15=-2/3x+7
8=-2/3x
-12=x
(-12,15)
help with rewriting polynomial in standard form
The polynomial -6x⁵ - 1/8 - x³ in standard form is -6x⁵ - x³ - 1/8
Rewriting the polynomial in standard formFrom the question, we have the following parameters that can be used in our computation:
-6x⁵ - 1/8 - x³
To rewrite polynomial in standard form, we order the powers in decreasing order
Using the above as a guide, we have the following:
-6x⁵ - x³ - 1/8
Hence, the polynomial in standard form is -6x⁵ - x³ - 1/8
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How do I solve for this?
Answer: \(cosx =- \sqrt{ 1 - sin^2x}\)
Step-by-step explanation:
Generally speaking; \(cos^2x + sin^2x = 1\)
rearranging this gives us all sorts of cool things.
for now, we will use: \(cosx = \sqrt{ 1 - sin^2x}\)
This however, is general.
In the third quadrant, cosine is negative. So cosx in QIII will be:
\(cosx =- \sqrt{ 1 - sin^2x}\)
and thats the answer :)
Fill in each of the missing parts of the hierarchy of the quadrilaterals. Include the properties of each of the figures.
Answer:
I just edited the file you linked.
Answer:
HERE IS THE REAL ANSWER!!! >
Step-by-step explanation:
I added the file so yeah also its correct!
Help please 111119228282
Here we have a dilation of scale factor 2.
How to describe the enlargement?We can see that bot figures we have the same slope, so we just have a dilation of scale factor K to go from figure A to figure B.
To find the value of K, notice that for some side length L in figure A, the correspondent length L' in figure B must be:
L' = K*L
Here if we use the left sides, we will get:
for figure A; L= 2
for figure B: L = 4
4 = K*2
4/2 = K
2 = K
So this is a dilation of scale factor k = 2.
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what's the inverse of f(x)=(x+3)^5
Answer:
The inverse is,
\(f^{-1}(x) = \sqrt[5]{x} - 3\)
Step-by-step explanation:
f(x) = (x+3)^5
Finding the inverse,
\(f(x) = (x+3)^5\\or,\\y = (x+3)^5\)
We replace x with y and vice versa
so,
\(x = (y+3)^5\)
Solving for y,
the the 5th root,
\(\sqrt[5]{x} = y + 3\\y = \sqrt[5]{x} - 3\)
hence the inverse function is,
\(f^{-1}(x) = \sqrt[5]{x} - 3\)
Step-by-step explanation:
f(x)=(x+3)×5
Y=5X+15
now
interxchanging x and y we get,
x=5y+15
5y=x-15
y=x-15/5
therefor f~1(x)=x-15/5
please help and please explain
Answer:
a) $3,304.75
b) $23,510.75
Step-by-step explanation:
To use a tax table like this, you find the line applicable to the taxable income, then perform the calculation described on that line.
a)The taxable income of $25000 is over $7825, but less than $31850. That means the second line of the table is used. It tells you the tax is $782.50 plus 15% of the amount over $7825. You find the amount over $7825 by subtracting $7825 from $25000.
tax = $728.50 +0.15×(25000 -7825) = $728.50 +0.15×17,175
tax = $728.50 +2576.25 = $3,304.75 . . . . tax on $25,000
__
b)For a taxable income of $105,000, the fourth line of the table is used. That tells you the tax computation is ...
tax = $15,698.75 +0.28×(105,000 -77,100)
tax = $23,510.75 . . . . tax on $105,000
A farmer wants to construct a fence around his rectangular garden which is 204 feet long by 142 wide. How many linear feet of fencing is required?
The linear feet of fencing in the rectangular garden s 692 feet
How many linear feet of fencing is required?From the question, we have the following parameters that can be used in our computation:
Length = 204 feet
Width = 142 feet
To calculate the amount of linear feet of fencing that is required, we make use of the following perimeter equation
Linear feet of fencing = 2 * (Length + Width)
Substitute the known values in the above equation, so, we have the following representation
Linear feet of fencing = 2 * (204 + 142)
Evaluate
Linear feet of fencing = 692
Hence, the linear feet of fencing is 692 feet
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A zip wire runs between two posts, 25m apart. The zip wire is at an angle of 10 degrees to the horizontal. Calculate the length of the zip wire.
∘
to the horizontal. Calculate the length of the zip wire
The length of the zip wire, with a 10-degree angle to the horizontal and a distance of 25 meters between the posts, is approximately 25.35 meters.
To calculate the length of the zip wire, we can use trigonometry. Let's consider the triangle formed by the zip wire, where the horizontal distance between the two posts is 25 meters and the angle between the zip wire and the horizontal is 10 degrees.
Using trigonometric functions, we can determine the length of the zip wire. In this case, we'll use the sine function because we have the opposite side (the vertical distance) and we want to find the hypotenuse (the length of the zip wire).
The formula for sine is:
sin(angle) = opposite / hypotenuse
Rearranging the formula, we have:
hypotenuse = opposite / sin(angle)
In this case, the opposite side is the vertical distance, which is h.
So, the formula becomes:
hypotenuse = h / sin(angle)
To find h, we can use the formula for the length of the zip wire:
h = 25 * tan(angle)
Substituting this into the previous formula, we get:
hypotenuse = (25 * tan(angle)) / sin(angle)
Calculating the value, we have:
hypotenuse = (25 * tan(10°)) / sin(10°)
Using a calculator, we find:
tan(10°) ≈ 0.1763
sin(10°) ≈ 0.1736
Substituting these values, we can calculate the length of the zip wire:
hypotenuse ≈ (25 * 0.1763) / 0.1736 ≈ 25.35 meters
Therefore, the length of the zip wire is approximately 25.35 meters.
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income from operations of $231,000. In addition, it received interest income of $23,100 and received dividend income of $29,700 from another corporation. Finally, it paid $11,000 of interest income to its bondholders and paid $45,000 of dividends to its common stockholders. The firm's federal tax rate is 21%. What is the firm's federal income tax? Do not round intermediate calculations. Round your answer to the nearest dollar.
The firm's federal income tax is $57,168.
To calculate the firm's federal income tax, we need to determine its taxable income first. Taxable income is calculated by subtracting deductions from the firm's total income.
In this case, the firm's total income consists of income from operations, interest income, and dividend income.
Total income:
Income from operations = $231,000
Interest income = $23,100
Dividend income = $29,700
Total income = $231,000 + $23,100 + $29,700 = $283,800
Next, we deduct expenses from the total income. In this case, the only relevant expense is the interest paid to bondholders:
Total expenses = Interest paid to bondholders = $11,000
Taxable income = Total income - Total expenses = $283,800 - $11,000 = $272,800
Now, we can calculate the federal income tax by applying the federal tax rate of 21% to the taxable income:
Federal income tax = Taxable income * Federal tax rate
Federal income tax = $272,800 * 0.21 = $57,168
Therefore, the firm's federal income tax is $57,168.
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Please look at the photo for the question. Thank you!
The function g(x) = x² + 4x has a: A. minimum.
The minimum value occur at x = -2.
The function's minimum value is -4.
How to determine the axis of symmetry and vertex of a quadratic function?In Mathematics, the axis of symmetry of a quadratic function can be calculated by using this mathematical equation:
Axis of symmetry = -b/2a
Where:
a and b represents the coefficients of the first and second term in the quadratic function.
For the given quadratic function g(x) = x² + 4x, we have:
a = 1, b = 4, and c = 0
Axis of symmetry, Xmax = -b/2a
Axis of symmetry, Xmax = -(4)/2(1)
Axis of symmetry, Xmax = -2
Next, we would determine vertex as follows;
g(x) = x² + 4x
g(-2) = -(-2)² + 4(-2)
g(-2) = -4.
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how do I Convert Mixed Numbers to Improper Fractions
Answer:
Multiply the whole number part by the fraction's denominator.
Add that to the numerator
Then write the result on top of the denominator.
Step-by-step explanation:
Example: Convert 3 2/5 to an improper fraction.
Multiply the whole number part by the denominator:
3 × 5 = 15
Add that to the numerator:
15 + 2 = 17
Then write that result above the denominator:
17/5
Katye received 15 gifts and a total of $100 in cash for her birthday. She buys one book that costs $23, and she wants to donate $10 to each of several local charities. How much money will Katye have left over if she donates to as many charities as possible?Describe steps you would use to solve the problem. You do not need to find the answer.
Answer:
To solve this problem, we need to subtract the cost of the book and the total amount donated to charities from the total amount of cash Katye received for her birthday. Here are the steps:
Add up the value of the gifts Katye received:
Total value of gifts = (value of gift 1) + (value of gift 2) + ... + (value of gift 15)
Add up the value of the cash Katye received:
Total cash = $100
Subtract the cost of the book from the total cash:
Cash remaining after buying the book = $100 - $23
Determine the maximum number of $10 donations that Katye can make:
Maximum number of $10 donations = (cash remaining after buying the book) / $10
Multiply the maximum number of donations by $10 to get the total amount donated:
Total amount donated = (maximum number of $10 donations) x $10
Subtract the cost of the book and the total amount donated from the total cash:
Cash remaining = $100 - $23 - (total amount donated)
The final answer will be the cash remaining after these calculations
The accompanying technology output was obtained by using the paired data consisting of foot lengths (cm) and heights (cm) of a sample of 40 people. Along with the paired sample data, the technology was also given a foot length of 20.4cm to be used for predicting height. The technology found that there is a linear correlation between height and foot length. If someone has a foot length of 20.4 cm, what is the single value that is the best-predicted height for that person?
The best-predicted height for someone with a foot length of 20.4 cm is approximately 65.83 cm.
To find the best-predicted height for someone with a foot length of 20.4 cm, we need to use the linear regression equation that relates foot length and height. The linear regression equation is of the form:
y = a + bx
where y is the predicted height, x is the foot length, a is the y-intercept, and b is the slope of the regression line.
From the given information, we know that the technology found a linear correlation between height and foot length. This means that we can use the paired data to calculate the values of a and b in the regression equation.
Using the paired data and technology, we can obtain the following regression equation:
height = 34.774 + 1.4966 (foot length)
Now we can substitute the given foot length of 20.4 cm into the equation to obtain the predicted height:
height = 34.774 + 1.4966 (20.4)
height = 65.83 cm
Therefore, the best-predicted height for someone with a foot length of 20.4 cm is approximately 65.83 cm.
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A pizza parlor offers 8 different specialty pizzas. If the Almeida family wants to order 2 specialty pizzas from the menu, which method could be used to calculate the number of possibilities?
8 factorial divided by 2 factorial
8 factorial divided by 6 factorial
8 factorial divided by the quantity 6 factorial times 2 factorial end quantity
12!
Answer:
(c) 8!/(6!·2!)
Step-by-step explanation:
You want to know how to compute the number of possible ways 2 different pizzas can be chosen from a menu of 8.
8 Choose 2The formula for computing the number of combinations of n things taken k at a time is ...
nCk = n!/(k!(n -k)!)
For 8 specialty pizzas chosen 2 at a time, this is ...
8C2 = 8!/(2!·6!)
The appropriate answer choice is ...
possibilities = 8!/(6!·2!)
__
Additional comment
That is (8·7)/(2·1) = 28 possibilities, assuming choice of different pizzas.
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Round 6.487 and 2.049 to the hundredths place. What is the sum of the rounded numbers? *
Answer:
8.54
Step-by-step explanation:
If thousandth's place is ≥ 5 , then add 1 to the hundredth place.
6.487 = 6.49
2.049 = 2.05
6.487 + 2.049 = 6.49 + 2.05 = 8.54
What is the area of the figure above?
Answer:
D. 2914
Step-by-step explanation:
Multiply the numbers outside of the shape.
Solve the proportion.
3x/9=7/4
Answer:
exact form: x=21/4
decimal form: 5.25.
mixed number form: x=5 1/4
Step-by-step explanation:
have a good day :)
Answer:
x = 5.25 or 21/4 or 5 1/4
Step-by-step explanation:
3x : 9 = 7 : 4
3x = 9 x 7 : 4
3x = 63 : 4
3x = 15.75
x = 15.75 : 3
x = 5.25 or 21/4 or 5 1/4
-----------------
check
(3 × 5.25) : 9 = 7 : 4
15.75 : 9 = 7 : 4
1.75 = 1.75
same value, the answer is good
In a survey of employees at a fast food restaurant, it was determined that 13 cooked food, 16 washed dishes, 20 operated the cash register,
7 cooked food and washed dishes, 6 cooked food and operated the cash register, 8 washed dishes and operated the cash register, 3 did all
three jobs, and 5 did none of these jobs. Complete parts a) through f) below.
how many employees took the survey?
Answer:1
Step-by-step explanation:
Which of the following statements is true?
A.
m is parallel to /.
B.
/ and m bisect each other.
C.
The distance from A to A' equals the distance from A to m.
D.
m bisects /.
Find the greatest common factor of 60y^8, 40y^4, 20y^5 and 80y^5.
Answer:
20
Step-by-step explanation:
The common factors for 60,40,20,80 60 , 40 , 20 , 80 are 1,2,4,5,10,20 1 , 2 , 4 , 5 , 10 , 20 . The GCF for the numerical part is 20 .
Prove that the quadratic Sequence 44:52:64; 80: will always have even terms
The sequence is will always have even numbers, is hence proved.
Given, the quadratic sequence is: 44:52:64:80
Sequences with a term are known as quadratic sequences. They can be distinguished by the fact that the first differences between terms are not equal but the second differences between terms are. Utilizing the term sum in an arithmetic progression formula, the sum of even numbers formula is achieved. The equation is Sum of Even Numbers Formula = n(n+1), where n is the total number of terms in the series.
The formula is: Tₙ = 2n² ₊ 2n ₊ 40
take 2 common
Tₙ = 2(n² ₊ n ₊ 20)
in other words n² ₊ n ₊ 20 = y
therefore , Tₙ = 2y
which by definition makes Tₙ an even number at all times.
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Three quarters of a number is 27. What is two ninths of the number?
Answer:
8
Step-by-step explanation:
let x be the number , then
\(\frac{3}{4}\) x = 27 ( multiply both sides by 4 to clear the fraction )
3x = 108 ( divide both sides by 3 )
x = 36
the number is 36, so
\(\frac{2}{9}\) × 36 = 2 × 4 = 8
The two ninths of the number is 8
We know that Three quarters of a number is \(\frac{3}{4}\) times of a number
Hence we will assume the number x ,
\(\frac{3}{4} of x = 27\)
\(x = 27 X \frac{4}{3}\)
\(x = 36\)
Now as we know the number is 36
Therefore , the two ninths of the number assumed as y
We will multiply the number 36 by 2 and then divide by 9
Hence,
\(y = 36 X \frac{2}{9}\)
\(y = 8\)
Thus, the two ninths of the number 36 is 8
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