Answer:
52/15 or 3 7/15
Step-by-step explanation:
2 3/5 divide 3/4
13/5 divide 3/4
13 x 4/5 x 3
52/15
3 7/15
Answer:
3 \(\frac{7}{15}\)
~~~~~~~~~~~
\(\frac{13}{5}\) ÷ \(\frac{3}{4}\)
\(\frac{13}{5}\) * \(\frac{4}{3}\)
\(\frac{52}{15}\)
3 \(\frac{7}{15}\)
Step-by-step explanation:
Show that h= r(csc(theta)-1)
Answer:
need more detail.......
The volume of a rectangular prism can be found by multiplying the base area, B, times the height. If the volume of the prism is represented by 15x2 + x + 2 and the height is x2, which expression represents B, the area of the base? 15x + + 15x + + 15 + + 15 + +
Answer:
\(Base (B) = /frac{15x² + 1 + 2}{x}\)
Step-by-step Explanation:
==>Given:
Dimensions of a rectangular prism are expressed as follow:
Volume (V) = 15x² + x + 2
Height (h) = x²
==>Required:
Expression of the Base area (B)
==>Solution:
Volume (V) = Base (B) × Height (h)
15x² + x + 2 = B × x²
Divide both sides by x²
\(\frac{15x² + x + 2}{x²} = B
\(Base (B) = /frac{15x² + 1 + 2}{x}\)
Answer: c
Step-by-step explanation:
lines p and q are crossed by transversal
Answer:
um okay good for p and q......
Answer:
Well good for them ig
Step-by-step explanation:
225,165 people visited Korina's website on Saturday. On Sunday, the number of visitors decreased by 1,000. How many people visited Korina's website on Sunday?
As the number of people visiting each day is the same 404 people visited on Sunday.
We have,
A unitary method is a mathematical way of obtaining the value of a single unit and then deriving any no. of given units by multiplying it with the single unit.
Given, The water park had a total of 1,212 visitors on Friday, Saturday, and Sunday and the number of people who visited on each day is the same.
As the number of visitors is same on each day and the total number of days is three each they the number of people visited is,
= (1212/3).
= 404.
So, On Sunday 404 visitors were there.
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complete question:
The water park had a total of 1,212 visitors on Friday, Saturday, and Sunday. If the same number of people visited each day, how many visitors were there on Sunday
Adam plans to choose a video game from a section of the store where everything is 75% off. He writes the expression d−0.75d to find the sale price of the game if the original price is d dollars.
Rena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars.
Use the drop-down menus to explain what each part of Adam's and Rena's expressions mean.
i have no idea what im doing
Answer:
Adam- d is how many dollars the game was, 0.75d is 75% off, hes subtracting the amount discounted from the original price
Rena- d is still how many dollars the game was, but she's finding the amount the game will cost with the discount
they're both correct, Adam just has more steps to find the price
Sociologists studied the relation between income and number of years of education for members of a particular urban group. They found that a person with x years of education before seeking regular employment can expect to receive an average yearly income of y dollars per year. This is represented by the function y=5x7/2+5300 for 4≤x≤16. Find the rate of change of income with respect to number of years of education. Evaluate the expression when x=10. What is the rate of change of income with respect to number of years of education? dxdy= (Simplify your answer.)
The rate of change of income with respect to number of years of education when x=10 is 1943.64.
Given function isy=5x7/2+5300 for 4≤x≤16.
The derivative of the given function isy'=dy/dx=35x5/2 = 1225√x / 2
So, the rate of change of income with respect to number of years of education is dxdy = 1225√x / 2
Also, when x=10, the rate of change of income with respect to number of years of education is given as
dxdy = 1225√10 / 2
Now, simplify the above expression dxdy=1225√10 / 2= 1225 x 3.162 / 2= 1943.64 (approx)
So, the rate of change of income with respect to number of years of education when x=10 isdxdy=1943.64.
Therefore, the DEATAIL ANS isdxdy=1943.64.
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convert the following equations from standard form to slope-intercept form.
6x+2y=10
x+y=-3
4x+y=-1
10x-2y=-6
6x-10y=20
Answer:
1. y = -3x + 5
2. y = -x - 3
3. y = -4x - 1
4. y = 5x + 3
5. y = 3/5x - 2
Step-by-step explanation:
what are the degrees of freedom for the interaction term in a 3 x 6 anova?
In a 3 x 6 ANOVA, the degrees of freedom for the interaction term would be (3 - 1) x (6 - 1), which simplifies to 10.
To calculate the degrees of freedom for the interaction term in a factorial ANOVA, you need to subtract 1 from the number of levels in each factor and then multiply the resulting numbers together.
In this case, the ANOVA has two factors: one with 3 levels and one with 6 levels. Subtracting 1 from each gives you 2 and 5, respectively. Multiplying 2 by 5 gives you 10 degrees of freedom for the interaction term.
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If a computer prints 225 lines in 3 seconds how many lines can it print per minute
Answer:
225 lines * 60 seconds = 13500 lines = 4500 lines
3 Seconds 1 minute 3 minutes 1 minute
Step-by-step explanation:
Determine which function has the greatest rate of change as x approaches infinity.A). f(x) = 2x − 8B). g(x) = 5x^2 − x + 7C). h(x) = 4^x − 6D). There is not enough information to determine the answer.
We need to find the derivative which is the rate of change
\(\begin{gathered} f^{\prime}(x)=2 \\ g^{\prime}(x)=10x\text{ - }1\text{ + 7} \\ g^{\prime}(x)=10x+6 \\ h^{\prime}(x)=4 \end{gathered}\)So, when x is infinite, the function g(x) has the greatest rate of change
The expression logx (ab) is equivalent to
Answer:
logx a + logx b
Step-by-step explanation:
Givien f(x) = 5x+4, solve for x when f(x) = -6.
Answer: -26
Step-by-step explanation:
5 x -6 = -30
-30 + 4 = -26
5(-6) + 4 = -26
Steriods, which are dangerous, are sometimes used to improve athletic performance. A study by the National Athletic Trainers Association surveyed random samples of 1679 high school freshmen and 1366 high school seniors in Illinois. Results showed that 34 of the freshmen and 24 of the seniors had used anabolic steroids. Estimate at a 95% confidence level the difference between the proportion of freshmen using steroids in Illinois and the proportion of seniors using steroids in Illinois.Explain how the results from this confidence interval are consistent with the findings from a significance test that indicated that there was no statistically significant difference between the two groups.Had you used a 99% confidence interval, would this have provided more convincing evidence of no difference? Explain why or why not.If you wished to redo this experiment so that a 99% confidence interval would be within ‡ 2%, how many people would you need in each age group? Assume that both groups will have the same number of people.
we would need at least 1666 people in each age group to achieve a 99% confidence interval within ±2%.
To estimate the difference between the proportion of freshmen using steroids and the proportion of seniors using steroids in Illinois, we can use a confidence interval. The formula for constructing a confidence interval for the difference in proportions is:
CI = (p1 - p2) ± Z * sqrt((p1 * (1 - p1) / n1) + (p2 * (1 - p2) / n2))
Where p1 and p2 are the sample proportions, n1 and n2 are the sample sizes, and Z is the critical value corresponding to the desired confidence level.
In this case, we have 34 freshmen out of 1679 and 24 seniors out of 1366 who have used steroids. Using these numbers, we can calculate the sample proportions:
p1 = 34 / 1679 ≈ 0.0202 (proportion of freshmen using steroids)
p2 = 24 / 1366 ≈ 0.0176 (proportion of seniors using steroids)
To construct a 95% confidence interval, we need to find the critical value Z for a 95% confidence level. Assuming a normal distribution, the critical value Z is approximately 1.96.
Plugging in the values into the formula, we have:
CI = (0.0202 - 0.0176) ± 1.96 * \(\sqrt{0.0202 * (1 - 0.0202) / 1679) + (0.0176 * (1 - 0.0176) / 1366}\)
Calculating the confidence interval, we find that the difference between the proportions of freshmen and seniors using steroids in Illinois is approximately -0.0026 ± 0.0028.
The results from this confidence interval suggest that there is a small difference between the proportions, but the interval includes zero, indicating that the difference is not statistically significant. This is consistent with the findings from a significance test that indicated no significant difference between the two groups.
To achieve a 99% confidence interval within ±2%, we need to determine the required sample size. The formula for calculating the sample size needed is:
n = [(Z * σ) / E]²
Where Z is the critical value, σ is the standard deviation, and E is the desired margin of error.
Assuming a conservative estimate of 0.5 for the proportion (worst-case scenario), and a margin of error of ±0.02, we can solve for the required sample size:
n =\([(2.58 * 0.5) / 0.02]^2\) ≈ 1665.64
Rounding up, we would need at least 1666 people in each age group to achieve a 99% confidence interval within ±2%.
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Someone reported my question, I'm sorry Batman.
why does y=mx+b ?
Answer:
The coordinates of every point on the line will solve the equation if you substitute them in the equation for x and y. The equation of any straight line, called a linear equation, can be written as: y = mx + b, where m is the slope of the line and b is the y-intercept
Step-by-step explanation:
lol thx for the points
Use the following diagram for questions 1-3.
1. Find x.
2. Find y
3. Find z
Answer:
x= 40° y= 66° z=106° ....
The value of angles are x = 40° , y = 66°, z = 106°
Since there are two parallel lines and two intersecting lines forming a triangle we will use the properties of lines and triangles to find out the value of x,y,z. First of all y = 66° because of the vertical angle theorem, which means that adjacent angles formed by the intersection of two lines are supplementary or equal to 180° degrees. The third angle of the triangle formed is 74°. Using the sum of all angles of the triangle is equal to 180° we can find the third angle of triangle x which is equal to 40°. Now z can be found using the property sum of two opposite interior angles which will come out to be 106°. Hence by this, we can find all the angles.
I hope this answer helps.
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Can someone pls help me
Answer:
A triangle
Step-by-step explanation:
Please mark me as brainliest
need help fast, please
are the two equations equivalent, explain
b=5m
b=1/5m
(the lesson is on proportional relationships)
Answer:
The two equations are not equal.
Step-by-step explanation:
If you were to fill in the variable with a number, you’d get completely different answers for each equation.
For example,
B=5(2)
5(2) = 10
B 1/5(2)
1/5(2) = 2/5
Solve 3a
17
7
8
9
- (2² + 1)² + a
when a = 8
\(\huge\text{Hey there!}\)
\(\huge\textbf{Assuming the equation should be:}\)
\(\mathbf{3a - (2^2 + 1)^2 + a}\)
\(\huge\textbf{Simplify it: }\)
\(\mathbf{3a - (2^2 + 1)^2 + a}\)
\(\mathbf{= 3(8) - (2^2 + 1)^2 + 8}\)
\(\mathbf{= 24 - (2^2 + 1)^2 + 8}\)
\(\mathbf{= 24 - (4 + 1)^2 + 8}\)
\(\mathbf{= 24 - 5^2 + 8}\)
\(\mathbf{= 24 - 25 + 8}\)
\(\mathbf{= -1 + 8}\)
\(\mathbf{= 7}\)
\(\huge\textbf{Therefore, your answer should be:}\)
\(\huge\boxed{\frak{Option\ B. 7}}\huge\checkmark\)
\(\huge\text{Good luck on your assignment \& enjoy your day!}\)
~\(\frak{Amphiitrite1040:)}\)What's the domain of this function graph?
Question 12 options:
A)
[0,∞)
B)
[1,∞)
C)
(–∞,∞)
D)
(–∞, 0)
The domain of this function graph is A) [0,∞) as the graph does not include input values less than 0.
What is a function graph?It is a visual representation of the relationship between two variables, usually expressed as an equation. The domain of a function graph is the set of all possible input values, typically expressed as a range of numbers. In this case, the function graph has a domain of [0,∞).
The reason why the domain of this graph does not include input values less than 0 is because the graph does not contain any points for which the x-value is negative.
The graph starts at the origin, where the x-value is 0, and continues upward from there.
This means that the graph does not include any points where x is negative, and therefore its domain does not include any negative numbers.
To determine the domain of a function graph, look at the x-values of the points in the graph.
If the graph includes any negative numbers, then the domain includes negative numbers.
If the graph does not include any negative numbers, then the domain includes only positive numbers, starting at 0.
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Question:
What's the domain of this function graph?
A)
[0,∞)
B)
[1,∞)
C)
(–∞,∞)
D)
(–∞, 0)
How I can answer this question, NO LINKS, if you answer correctly I will give u brainliest!
Answer:
y=mx+b
Step-by-step explanation:
m=3
b=3
y=3x+3
Answer:
y = 3x + 3
Step-by-step explanation:
The slope intercept form is y = mx+b
M = slope
B = add on
To solve this problem, we must find to points on the line.
(1,6) and (2,9) are two possible points
x1 y1 x2 y2
To find the slope, we must do y2-y1/x2-x1
9-6/2-1 = 3/1
The slope, m, is 3
y= 3x + b
To find b, we need to plug in the numbers
(2,9)
9 = (2 * 3) + b
9 = 6+b
b= 3
The equation is y=3x+3
Hope this helps :)
A circle is centered at the point (5, -4) and passes through the point (-3, 2). The equation of this circle is (x + ?)² + (y +?)² = ? PLEASE HELPPP!!!!!!!!!!!!
Answer:
???????????????????
Step-by-step explanation:
The radius of a circle is 20 centimeters.
What is the circumference, in centimeters, of the circle? Round your answer to
the nearest tenth.
Response:
Answer:
The circumference is 125.7cm
what is equivalent to the expression i^151 ?
Answer:
-i
Step-by-step explanation:
i^2=-1, so i^151=[(i^2)^75] * i=> [(-1)^75]*i=(-i)
What is the x intercept?
The box plots below show attendance at a local movie theater and high school basketball games:
Two box plots are shown. The top one is labeled Movies. Minimum at 130, Q1 at 162, median at 185, Q3 at 195, maximum at 290. The bottom box plot is labeled Basketball games. Minimum at 85, Q1 at 170, median at 200, Q3 at 225, maximum at 230.
Which of the following best describes how to measure the spread of the data? (1 point)
The IQR is a better measure of spread for movies than it is for basketball games.
The standard deviation is the best measurement of spread for games and movies.
The standard deviation is a better measure of spread for movies than it is for basketball games.
The IQR is the best measurement of spread for games and movies.
The correct statement regarding the measures of spread is given as follows:
The IQR is the best measurement of spread for games and movies.
What does a box and whisker plot shows?A box and whisker plot shows the five number summary from a data-set, listed and explained as follows:
The minimum non-outlier value.The 25th percentile is Q1, representing the value which 25% of the data-set is less than and 75% is greater than.The median, which is the middle value of the data-set, the value which 50% of the data-set is less than and 50% is greater than%.The 75th percentile is Q3, representing the value which 75% of the data-set is less than and 25% is greater than.The maximum non-outlier value.The measure of spread from a box and whisker plot is the interquartile range, which is calculated as the difference of the third quartile by the first quartile, as follows:
IQR = Q3 - Q1
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Absolute Value Functions Quiz Active 163 4.617030 Which statement is true about f(x) = -6|x + 5) - 2? The graph of f(x) is a horizontal compression of the graph of the parent function. The graph of f(x) is a horizontal stretch of the graph of the parent function. The graph of f(x) opens upward. The graph of f(x) opens to the right.
Answer:
61
Step-by-step explanation:
The cost of catering a dinner is $11.95 per person plus $25 for delivery and setup. Which statement is true about the graph of the function that represents the average cost per person?
The horizontal asymptote y = 0 represents that the cost per person approaches $0 as the number of people increases
the horizontal asymptote y = 11.95 represents that the cost per person approaches $11.95 as the number of people increases.
The vertical asymptote x = 0 represents that the cost per person approaches $0 as the number of people increases
The vertical asymptote x = 11.95 represents that the cost per person approaches $11.95 as the number of people increases.
Answer:
Option "B" is the correct answer to the following question.
Step-by-step explanation:
The horizontal asymptote y = 11.95 reflects a cost each person reaching $11.95 because as number of individuals rises.
Horizontal asymptotic y = $11.95
Cost per person approaches = $11.95 per person increase
Answer:
B) The horizontal asymptote y = 11.95 represents that the cost per person approaches $11.95 as the number of people increases.
Step-by-step explanation:
Edge 2020
A cell phone company sells about 500 phones each week when it charges $75 per phone. It sells about 20 more phones per week for each$1 decrease in price. The company's revenue is the product of the number of phones sold and the price of each phone. What price should the company charge to maximize its revenue?
The company can maximize its revenue by charging the price of $73 per phone.
Changing the price and monitoring how many phones are sold in reaction to the price change allows for trial-and-error in determining accuracy.
With 520 phones sold each week at $73, the corporation will make a total of $38,160 in revenue. There are 20 more phones than when it was charging $75, thus the business will make an additional $1,500 every week.
Due to the increased number of phones sold, the corporation may increase revenue by merely $2 by lowering the price, leading to an increase in both total revenue and profit.
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the sum of the first n 2 counting numbers is 43 more than the sum of the first n counting numbers. what is the value of n?
The sum of the first six counting numbers is 21 and the sum of the first six two counting numbers is 64. The difference between these two sums is 43. Therefore,value of n is equal to 6.
The sum of the first n counting numbers is given by the formula n(n+1)/2. The sum of the first n two counting numbers is given by the formula 2n(n+1). Subtracting these two equations, we get 2n(n+1) - n(n+1)/2 = 43. Solving this equation for n, we get 2n2 + 2n - 43 = 0. Factoring this equation, we get (2n + 7)(n - 6) = 0. Since both of these factors must equal zero, we get n = 6.
2n(n+1) - n(n+1)/2 = 43
2n2 + 2n - 43 = 0
(2n + 7)(n - 6) = 0
n = 6
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