Answer:
49 / 9π + 16
Step-by-step explanation:
So 110 / 360 = 11 / 36
The circumference of the circle is 16π
11 / 36 * 16 = 44 / 9π
44 / 9π + 8 + 8 is the answer since you gotta add the sides.
This might be wrong so check my steps.
PLEASE I NEED A ANSWER You are a high school senior with a part-time job at a retail store. Your employer pays you $9.75 per hour. Last week, you worked a total of 30 hours.
The following payroll deductions were taken from your gross pay:
Federal income tax (withholding) at 10%
Social Security tax at 6.2%
Medicare tax at 1.45%
Use the check stub below to help you think through the problem.
You are encouraged to use scratch paper or Chrome Canvas as a scratch pad. You are allowed to check your calculations with a calculator.
check stub
The amount for FEDERAL INCOME TAX for this pay period was $
Answer:
292.32 dollars
Step-by-step explanation:
i took 9.75 times 30 then took minus 10% and minus 6.2% and minus 1.45% and got that answer hope its right
A = 78', b = 12.3, c = 20.2
Answer:
yay u got your answer:))
but seriously what is your question?:))
A. y=-2x+2
B. y=-1/2x+2
C. y=-2x+2
D. y=1/2x-2
The correct answer is y=1/2+2
Use the function below to find Fl-2).
F(x) = 3x
a) If U = {1, 2, 3,4,5,6,7,8,9,10), A = {1,3,5,7,9) and B = {2,3,5,7), find the following (i) Ā (ii) B (iii) AUB (iv) ANB (v) AUB (vi) AB (vii) Ā (viii) B
Step-by-step explanation:
sorry if this isn't right it's late and I'm tired so again I'm sorry if it's not right have a great day or night
Four different positive integers p,q,r,s satisfy the equation (9-p)(9-q)(9-r)(9-s)=9
what is the value of p+q+r+s
a)20 b)24 c)28 d)32 e)36
The value of p+q+r+s = 36 is the required answer.
What are integers and its types?In mathematics, integers are numbers without decimals or fractions. The set consists of 0, natural numbers and the additive inverses of the natural numbers (the negative integers). Integer examples include -5, 0 and 7.
Integers can be Positive integers , zero and negative integers.
positive integers are also called natural number.
Here we are given an equation :-
(9-p)(9-q)(9-r)(9-s)=9
and here p, q, r, s are distinct positive integers.
we need to find the value of .
so here we know that RHS contain 9 and we know the multiple of 9 are 1,3,9.
therefore must be equals to +1,-1,+3,-3,+9,-9
In pair (1,3) and (-1,-3) let equate the equation,
so by putting the value of p, q, r, s as 8,6,10,12 we will get
p=8
q=6
r=10
s=12
hence
so option e ) 36 is our required answer.
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You run 6 miles in an hour. At this rate, how long will it take you to run a marathon (approximately 26 miles)? Please enter your answer in hours (round to the nearest tenth if necessary).
Answer:
4.3
Step-by-step explanation:
26 divided by 6 is 4.3333333. rounded to the nearest tenth is 4.3
determine whether the statement is true or false. if f and g are continuous on [a, b], then b [f(x) g(x)] dx a = b f(x) dx a b g(x) dx. a
The statement is false. If f and g are continuous on [a, b], it does not imply that ∫[a to b] (f(x) × g(x)) dx = ∫[a to b] f(x) dx × ∫[a to b] g(x) dx
In general, the integral of the product of two functions, f(x) and g(x), is not equal to the product of their individual integrals.
To counter the statement, we can provide a counterexample. Consider two continuous functions, f(x) = x and g(x) = x, defined on the interval [0, 1]. The integral of their product, ∫[0 to 1] (f(x) * g(x)) dx, is equal to ∫[0 to 1] (x × x) dx = ∫[0 to 1] \(x^{2}\) dx = 1/3.
On the other hand, the individual integrals of f(x) and g(x) are ∫[0 to 1] f(x) dx = ∫[0 to 1] x dx = 1/2 and ∫[0 to 1] g(x) dx = ∫[0 to 1] x dx = 1/2, respectively. The product of these individual integrals, (1/2) × (1/2) = 1/4, is not equal to the integral of the product.
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What of the following is the BEST statement about dependent and independent variables? Group of answer choices An experiment can have more than one of either kind of variable; you just have to keep your data straight. An independent variable is a factor that changes because of procedures conducted on the dependent variable. A dependent variable is a factor that changes because of procedures conducted on the independent variable. An experiment can have several independent variables but only one dependent variable.
Answer:
A dependent variable is a factor that changes because of procedures conducted on the independent variable
Step-by-step explanation:
Using a cause and effect analogy, the independent variable is the causal variable. The independent variable or variables are the variables on which what is being measured, has no effect, and it is the variable the investigator manipulates to find the effect on the dependent variable.
The dependent variable are the variables that shows he effect of the changes made and manipulations to the independent variable. The dependent variable is therefore, the effect variable
Therefore, the correct option is ' A dependent variable is a factor that changes because of procedures conducted on the independent variable'
What is the answer to 2/6 + 1/2?
Answer: hey, there
your answer is 5/6
Step-by-step explanation:
=
2
6
+
1
2
=
1
3
+
1
2
=
2
6
+
3
6
=
2+3
6
Answer:
5/6
Step-by-step explanation:
The fractions have unlike denominators. First, find the Least Common Denominator and rewrite the fractions with the common denominator.
LCD(2/6, 1/2) = 6
Multiply both the numerator and denominator of each fraction by the number that makes its denominator equal the LCD. This is basically multiplying each fraction by 1.
(26×11)+(12×33)=?
Complete the multiplication and the equation becomes
26+36=?
The two fractions now have like denominators so you can add the numerators.
Then:
2+36=56
This fraction cannot be reduced.
Therefore:
26+12=56
Solution by Formulas
Apply the fractions formula for addition, to
26+12
and solve
(2×2)+(1×6)6×2
=4+612
=1012
Reduce by dividing both the numerator and denominator by the Greatest Common Factor GCF(10,12) = 2
10÷212÷2=56
Therefore:
2/6+1/2=5/6
(hope this helps can i plz have brainlist :D hehe)
Manvita deposits Rs. 5000 in her bank account after two days. She withdraws Rs.
3748 from it. If the amount deposited is a positive integer. How will you represent
the amount withdrawn and also find the balance amount in the account?
If the amount deposited is a positive integer , so the amount withdrawn is represented by -3748 and the balance amount in the Manvita's account is Rs 1252 .
In the question ,
it is given that
Money deposited by Manvita = Rs 5000 .
Money withdrawn by Manvita = Rs 3748 .
Since , amount deposited is a positive integer ,
So, the amount withdrawn will be a negative integer
Balance in Manvita's account = Money deposited + Money Withdrawn
Substituting the values , we get
Balance in Manvita's account = 5000 + (-3748)
= 5000 - 3748
= 1252
Therefore , if the amount deposited is a positive integer , so the amount withdrawn is represented by -3748 and the balance amount in the Manvita's account is Rs 1252 .
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What is the x-intercept of the following equation?
3x - 6y = 24
(8, 0)
(-4, 0)
(0, -4)
(0, 8)
Below is the least squares regression output for tree #2. Simple linear regression results: Dependent Variable: ! leaf water potential Independent Variable: sap flow velocity 4leaf water potential 345-0.0552 sap flow velocity Sample size: 6 R-sq 0.99115489 Find the value of the correlation coefficient based off of R-Square: a. 0.9956 b. -0.0552c. 0.9824 d. -0.345
The value of the correlation coefficient based on the R-Square for tree #2 would be the square root of 0.99115489, which is approximately 0.9956. So the answer would be option a, 0.9956.
The correlation coefficient can be determined by taking the square root of the R-squared value.
Therefore, the value of the correlation coefficient based on R-Square for tree #2 would be the square root of 0.99115489, which is approximately 0.9956.
So the answer would be option a, 0.9956. It is important to note that the correlation coefficient measures the strength and direction of the linear relationship between two variables, in this case, leaf water potential and sap flow velocity.
A correlation coefficient of 0.9956 indicates a strong positive linear relationship between these variables.
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Express the confidence interval 0.111 < p< 0.999 in the form p +/-E. p =/- E= ? =/- ?
The confidence interval of p+/-E is 0.555+/-0.444
Define confidence intervalA confidence interval is often represented as the estimated value plus and minus the margin of error.
Let the mid-point of the interval be 'p'
Therefore,'
\(p=\frac{0.111+0.999}{2} =0.555\)
Now,
The error term 'E' is the distance between 'p' and the end of the interval.
\(E=\frac{0.999-0.111}{2} =0.444\)
So finally we get, the answer as
p+/-E = 0.555+/-0.444
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The Davis family is going to reseed the grass in the backyard. Their yard is irregularly shaped with a cement patio and rectangular garden as shown below.
Given that the family will not need grass seed for the patio or the garden areas, what is the total area of the land will they be reseeding?
Answer:
1,482 square feet
Step-by-step explanation:
Find total area - 37 x 46 = 1,702
Find area of patio and garden - 16 x 10 = 160 for the patio, 12 x 5 = 60 for the garden
Subtract from total area - 1702 - 160 = 1542, 1542 - 60 = 1,482 sq ft
What are the x-intercepts of the function f(x)=−12(x−3)2+8?
Answer:
10/3
Step-by-step explanation:
\(x = \frac{10}{3} \)Can you help me and explain how to do it? please
Answer:
125.6cm
Step-by-step explanation:
circumference of a circle is 2pir
pi=3.14
r=d/2=40cm/2=20cm
So, 2pir=2X20cmX3.14=40cmX3.14=31.4cmX4=125.6cm
PLEASE MAAKE THIS THE BRAINLIEST ANSWER
13u = 26 is it 39, 338 , or 2
Answer:
13u = 26
13*2 = 26
2 is the answer
Answer:
Today: Monday, 12 October 2020
Hour: 09.17 WIB (in Indonesian)
_________________________
13u = 26
u = 26/13
u = 2
A jar contains "q" quarters and "d" dimes. There are 7 coins in the jar and the total value of the coins is $1.00
Which system of equations can be used to find how many of each type of coin is in the jar.
A. 0.25q + 0.10d = 1.00
q + d =7
B. 0.25q + 0.10d= 7.00
q + d = 1
C. 0.10q + 0.25d = 1.00
q + d = 7
D. 25q + 10d = 1
q + d = 7
Answer:
A. 0.25q + 0.10d = 1.00
q + d =7
Step-by-step explanation: Only logical choice I see. The others mix up values and units.
The system of equations is
0.25q + 0.10d = 1.00
q + d =7
What is Equation?Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.
It demonstrates the equality of the relationship between the expressions printed on the left and right sides. LHS = RHS is a common mathematical formula.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.
We have,
A jar contains "q" quarters and "d" dimes.
There are 7 coins in the jar and the total value of the coins is $1.00.
As, 2 quarters and 5 dimes
= 2(.25) + 5(.10)
= $.50+ $.50
= $1
Now, according to question,
0.25q + 0.10d = 1
and, 0.10q + 0.10d = 0.7
Solving above equation we get
0.15q = 0.3
q = 2 quarter
Then, d= 7 -q = 7- 2 = 5 quarter
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The NWBC found that 16.5% of women-owned businesses did not provide any employee benefits. What sample size could be 99% confident that the estimated (sample) proportion is within 6 percentage points of the true population proportion?
A sample size of 329 would be required to be 99% confident that the estimated proportion of women-owned businesses not providing employee benefits is within 6 percentage points of the true population proportion.
To calculate the required sample size, we can use the formula:
n = (\(z^2\) * p * q) /\(e^2\)
where n is the sample size, z is the z-score corresponding to the desired level of confidence (in this case, 2.576 for 99% confidence), p is the estimated population proportion (0.165, based on the NWBC's finding), q is 1-p, and e is the maximum error we want to tolerate (in this case, 0.06 or 6 percentage points).
Substituting the values, we get:
n = (2.576^2 * 0.165 * 0.835) / \(0.06^2\)
Solving for n, we get:
n ≈ 329
Therefore, a sample size of 329 would be required to be 99% confident that the estimated proportion of women-owned businesses not providing employee benefits is within 6 percentage points of the true population proportion. Note that this assumes a simple random sample and that the population size is much larger than the sample size, so the finite population correction is not needed.
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I need an explanation written out for (0.345)(2.1)
Thank you
Answer:
0.07245
Step-by-step explanation:
Just work out 345*21 and then divide by 10,000 because 0.345 is 3 digits from zero and 2.1 has 1 digit from zero, so total of 4 zeroes (10,000 since 10,000 has 4 zeroes).
the combined perimeter of a circle and square is 16 cm. find the dimensions of the circle and square that produce a minimum total area.
the dimensions of the circle and square that produce a minimum total area are 1.12 and 2.24 respectively
given that
the combined perimeter of a circle and square is 16cm
let side length of the square is s
let radius of the circle with r
So, the perimeter (P) and the area (A) of the shape are:
P= 4s + 2\(\pi\)r
A = \(s^{2}\) + \(\pi\)\(r^{2}\)
given that perimeter is 16
so, 4s +2\(\pi\)r = 16
divide by 4
s +0.5\(\pi\)r = 4
s = 4 - 0.5\(\pi\)r
substitute s value in area
A = \((4-0.5\pi r)^{2}\) + \(\pi\)r
A = 16 - 4\(\pi\)r +0.25\((\pi r)^{2}\) +\(\pi\)\(r^{2}\)
A =16 - 4\(\pi\)r + (0.25 \(\pi ^{2}\) + \(\pi\))\(r^{2}\)
differentiate with respect to r
A' = 0 - 4\(\pi\) +2 (0.25 \(\pi ^{2}\) + \(\pi\))r
A' = - 4\(\pi\) +2 (0.25 \(\pi ^{2}\) + \(\pi\))r
now A' =0
- 4\(\pi\) +2 (0.25 \(\pi ^{2}\) + \(\pi\))r =0
2 (0.25 \(\pi ^{2}\) + \(\pi\))r = 4\(\pi\)
divide both sides by 2
(0.25 \(\pi ^{2}\) + \(\pi\))r = 2\(\pi\)
r = \(\frac{2\pi }{0.25\pi ^{2} +\pi }\)
r = \(\frac{2\pi }{\pi (0.25\pi +1)}\)
substitute \(\pi\) =3.14
r = 2/(0.25(3.14)+1)
r = 1.12
substitute r value in s
s = 4 - 0.5 * 3.14 *1.12
s =2.24
Hence, the dimensions of the circle and square that produce a minimum total area are 1.12 and 2.24 respectively
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I’m so confused about this problem:
1 5/9 ÷ -1/2
Can anyone help me?
(ToT)
Answer: -3.11111112
Step-by-step explanation:
1 and 5/9 as a decimal is 1.555555556
-1/2 as a decimal is -0.5
1.555555556 divided by -0.5 is -3.11111112
Nathan biked 54 miles in 4.5 hours what was Nathan average speed in miles per hour what is 54 divided by 4.5
Answer:
This means that Nathan's average speed was 12 miles per hour.
Step-by-step explanation:
54 divided by 4.5 is 12
Help please it’s due at 11:59 and I have no idea what I’m doing
Answer:
you should study for your exams
not cheat in exam by using this app
❤❤❤❤❤❤❤❤❤❤❤❤❤
Question 1 1 pts The time between failures of our video streaming service follows an exponential distribution with a mean of 20 days. Our servers have been running for 16 days, What is the probability that they will run for at least 56 days? (clarification: run for at least another 40 days given that they have been running 16 days). Report your answer to 3 decimal places.
The probability that the servers will run for at least 56 days, given that they have been running for 16 days, is approximately 0.063.
Since the time between failures of the video streaming service follows an exponential distribution with a mean of 20 days, the parameter λ of the distribution can be calculated as:
λ = 1 / mean = 1 / 20 = 0.05
Let X be the time between failures of the video streaming service. Then X follows an exponential distribution with parameter λ = 0.05, and the probability density function of X is given by:
f(x) = λ e^(-λx)
We want to find the probability that the servers will run for at least 56 days, given that they have been running for 16 days. That is:
P(X > 56 | X > 16)
Using the conditional probability formula, we have:
P(X > 56 | X > 16) = P(X > 56 and X > 16) / P(X > 16)
Since X is a continuous random variable, we can use the cumulative distribution function (CDF) to calculate the probabilities:
P(X > 56 and X > 16) = P(X > 56)
= ∫56∞ λ e^(-λx) dx
= e^(-λx) |56∞
= e^(-0.05*56)
≈ 0.0284
P(X > 16) = ∫16∞ λ e^(-λx) dx
= e^(-λx) |16∞
= e^(-0.05×16)
≈ 0.4493
Therefore, P(X > 56 | X > 16) = P(X > 56 and X > 16) / P(X > 16)
= 0.0284 / 0.4493
≈ 0.0632
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a salvage value of $7,000 after 4 years. At a MARR of 12% per year, when comparing the alternatives, the equation of PW is written as:
a. PWX=−20,000−9000(P/A,12%,4)+5000(P/F1,12%,4)−15000(P/F,12%,4)
b. PWX=−20,000−9000(P/A,12%,4)+5000(P/F,12%,2)−15000(P/F,12%,2)
c. None of these answers
d. PWX=−20,000+9000(P/A,12%,4)+5000(P/F,12%,4)−15000(P/F,12%,2)
The correct equation for comparing the alternatives with a salvage value of $7,000 after 4 years and a MARR of 12% per year is b. PWX = -20,000 - 9000(P/A,12%,4) + 5000(P/F,12%,2) - 15000(P/F,12%,2).
The correct equation for the present worth (PW) when comparing the alternatives with a salvage value of $7,000 after 4 years and a MARR of 12% per year is:
b. PWX = -20,000 - 9000(P/A,12%,4) + 5000(P/F,12%,2) - 15000(P/F,12%,2)
This equation takes into account the initial cost of -$20,000, the cash inflow of $9,000 per year for 4 years (P/A,12%,4), the salvage value of $5,000 at the end of year 2 (P/F,12%,2), and the salvage value of $15,000 at the end of year 4 (P/F,12%,4).
Therefore, the correct option is b. PWX = -20,000 - 9000(P/A,12%,4) + 5000(P/F,12%,2) - 15000(P/F,12%,2).
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50 POINTS! What is the volume of this figure?
A three-dimensional figure that is composed of two rectangular prisms. Prism A has a length of 4 inches and a height of 3 inches. The width is unknown but can be determined by the width of prism B. Prism B has a length of 10 inches, a width of 3 inches, and a height of 5 inches.
222 in.3
186 in.3
150 in.3
114 in.3
The total volume of the figure is 186 in³
What is a three-dimensional figure?A three-dimensional figure is a shape that has width, length and height. Types of three-dimensional figure are cube, cuboid, prism, pyramid.
The volume of a three-dimensional figure is the amount of space it occupies. The volume of a prism is given as:
Volume = length * width * height.
Prism A has a length of 4 inches and a height of 3 inches. Prism B has a length of 10 inches, a width of 3 inches, and a height of 5 inches.
Prism A would have the same width as prism B, the width of prism A is 3 inches, hence:
Volume of prism A = length * width * height = 4 in * 3 in * 3 in = 36 in³
Volume of prism B = length * width * height = 10 in * 3 in * 5 in = 150 in³
Total volume = 36 in³ + 150 in³ = 186 in³
The volume of prism A and B are 36 in³ and 150 in³ respectively
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Solve using long division
(x² – 3x - 40) + (x+5)
The chosen topic is not meant for use with this type of problem.
However, if you simplify it, your answer is:
x^2 − 2x − 35
A playhouse is in the shape of a regular octagonal pyramid with a side length of 3 feet an a slant height of 12 feet. The wood used to build the walls of the playhouse costs $3 per square foot. What is the cost of the wood for the walls of the playhouse?
Answer: We just did these problems in my math class today! Ok, so you need to find the lateral surface area, or the area of the faces/walls. The formula for triangles is
1/2 • base • height. Sub in the #s, it would be 1/2 • 6 • 12
1/2•72
36
So now we know the area of one of the faces is 36inches^2, we can multiply that by 4, which is 144. 144•3($)= $432. To sum things up, $432 is the cost to build the walls of the playhouse, and we are not adding in the base, because the base is not a face!
Step-by-step explanation: