Answer:
x = 6.5ft
Step-by-step explanation:
2 3/5ft over x = 12ft over 30ft
12x = 2 3/5 · 30
12x = 78ft
12x ÷ 12 = 78ft ÷ 12
x = 6.5ft
Select the graph of Y = sec X Please help!!!!
Answer:
A
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
Translation!! Please and thanks a lot !
Answer: A is the answer
Step-by-step explanation:
The rest of the answers show rotation, flip, and dilation, so A seems like the correct answer
I hope this helps!
Write your answer in interval notation.
3x + 4 < - 17 OR 2x + 2 > - 4
Answer:
x < 3 or x ≥ 11
Step-by-step explanation:
(-∞, 3) or [11, ∞)
Step-by-step explanation:
subtract 4 from each side
2x < 6 . or . 3x ≥ 33
x < 3 or x ≥ 11
make sure you have an OPEN DOT at 3 pointing to negative infinity and a CLOSED DOT at 11 pointing to positive infinity.
Juan said that he drew a triangle with angles of measure 118 degrees, 30 degrees and y degrees. He said that by choosing the correct value of y he could make the triangle an isosceles triangle. Do you agree or disagree? Why?
The solution is: No, I disagree, because, by choosing the correct value of y he could not make the triangle an isosceles triangle.
Here, we have,
given that,
Juan said that he drew a triangle with angles of measure 118 degrees, 30 degrees and y degrees.
He said that by choosing the correct value of y he could make the triangle an isosceles triangle.
so, we have, the angles of the triangle are: 118 degrees, 30 degrees and y degrees.
now, Angle sum property of triangle states that the sum of interior angles of a triangle is 180°.
so, we have,
y = 180 - 118 - 30
= 32
so, we get,
the correct value of y is 32
then, by choosing the correct value of y he could not make the triangle an isosceles triangle.
Hence, No, I disagree, because, by choosing the correct value of y he could not make the triangle an isosceles triangle.
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How many ways can Karen choose 5 pizza toppings from a menu of 12 toppings if each topping can only be chosen once?
Answer:
5 x 12 = 60
Step-by-step explanation:
What does the word MOM spell when it is reflected in a horizontal line?
Answer:
WOW
Step-by-step explanation:
If you reflect the word MOM on a horizontal line, what you're doing is just writing the word upside down. O stays the same, M turns into W so you get WOW. I'm not sure if this is what you were asking though.
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A delivery person uses a service elevator to bring boxes of books up to an office. The delivery person weighs 180 lb and each box of books weighs 60 lb. The maximum capacity of the elevator is 1430 lb. How many boxes of books can the delivery person bring up at one time?
If your weekly salary is 1353 and taxes takes out 452 then what percent do you pay in taxes ? Round your answer to 1 decimal
The weekly salary is 1353 and tax is 452. So, the percentage of tax is as follows:
\(\frac{452}{1353}\times100=33.40\)Thus, you pay 33.40% tax.
graph abc with vertices a(-2,1) b(0,3) c (1,1)?
Please help
Answer:
ok don't worry graphing is super easy.
remember this right is always positive and up is always positive. Left is always negative and down is always negative.
Therefore, point a = left 2 spaces up 1
b = stay right in the middle and move 3 up on the line
c = 1 right, 1 up
Have a great day! :)
pls mark brainliest
Answer:
*View attached graph for a visualization*
Step-by-step explanation:
Rule: (x, y) → (x + 3, y - 2)
A(-2, 1) → A'(-2 + 3, 1 - 2) → A'(1, -1)
B(0,3) → B'(0 + 3 - 2) → B'(3,1)
C(1,1) → C'(1 + 3, 1 - 2) → C'(4, -1)
PS: Vertice A is written incorrectly. It should have been A(-2, 1) like they stated in the beginning.
Hope this helps!
A pitcher of punch is 1/3 full. 5 people share the punch equally. How much of the remaining punch do they each get?
Answer:1 / 15 of the pitcher
Step-by-step explanation:
The pitcher is 1/3 full and 5 people want to equally share it.
The equal amount is found by dividing 1/3 by 5:
= 1/3 ÷ 5
= 1/3 * 1/5
= 1/15 of the pitcher
Each person gets 1/5 of the pitcher
Calculate the profits for company Econislife based on the figures in the table below. What is the profit-maximizing level of output? What is the profit at this quantity? Econislife Total Revenue and Total Cost Quantity (Q) Total Revenue (TR) Total Costs (TC) 1 $28 $40 2 $56 $45 3 $84 $55 4 $112 $72 5 $140 $120
Based on the given table, the profit-maximizing level of output for company Econislife is 4 units. At this quantity, the company's profit is $40.
To determine the profit-maximizing level of output, we need to analyze the relationship between total revenue (TR) and total costs (TC) for different quantities of output. The profit can be calculated as the difference between total revenue and total costs.
Looking at the table, we can see that as the quantity increases from 1 to 5, both total revenue and total costs increase. However, at a certain point, the increase in total costs outpaces the increase in total revenue, leading to a decrease in profit.
To find the profit-maximizing level of output, we compare the profits at different quantities.
Quantity 1: TR = $28, TC = $40, Profit = TR - TC = $28 - $40 = -$12
Quantity 2: TR = $56, TC = $45, Profit = TR - TC = $56 - $45 = $11
Quantity 3: TR = $84, TC = $55, Profit = TR - TC = $84 - $55 = $29
Quantity 4: TR = $112, TC = $72, Profit = TR - TC = $112 - $72 = $40
Quantity 5: TR = $140, TC = $120, Profit = TR - TC = $140 - $120 = $20
From the above calculations, it is evident that the profit is highest at Quantity 4. Therefore, the profit-maximizing level of output for company Econislife is 4 units. At this quantity, the company's profit is $40.
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Write the phrase as an expression: The product of c and 4
Answer:
c x 4 is your expression
Answer:
c x 4
Step-by-step explanation:
Pls help how do I find the variables? (offering 30 pts, don't answer unless you know the answer.)
Answer:
Since the above triangle is Iscocleles we can make our equation-
5x - 8 = 2x + 7
5x - 2x = 8 + 7
3x = 15
x = 5
Hope it helps
A line has the equation -5x -14y +168 = 0
Write down the equation of the line in the form of y = mx + c
Given that the line intersects the x-axis at point A and the y-axis at point B, find the coordinates of A and B.
Answer:
y = -5/14x + 12
Step-by-step explanation:
add 14y to both sides to isolate variables and divide everything by 14 to get 1y and boom
The equation Y-3=-2(x+5) is written in point-slope form. What is the y-intercept of the line?
O -13
0-7
O 2
08
Please help
Rearranging this into slope-intercept form, we see that the y-intercept is -7.
Step-by-step explanation:
y - 3 = -2(x + 5)
y - 3 =-2x + -10
y-intercept x = 0
y - 3 = -10
y = -10 + 3
y = -7
The mean number of accidents a week at a company is 6. 4 with a standard deviation of 1. 5. What proportion of weeks would you expect to have more than 7 accidents?
The mean number of accidents that would be expected to be more than 7 accidents is 0.6554.
What is mean?By dividing the sum of the given numbers by the entire number of numbers, the mean—the average of the given numbers—is determined.
What is z-score?A statistical measurement known as the Z-score indicates how closely a value relates to the mean of a collection of values. The Z-score is calculated using standard deviations from the mean. When a data point's Z-score is 0, it means that it has the same score as the mean. One standard deviation from the mean would be indicated by a Z-score of 1.0.
Given that mean is 6.4 and the standard deviation is 1.5.
The z score is used to determine the accidents:
z = 7 - 6.4 / 1.5
z = 0.4
Using the table of normal distribution we have, P(x > 7 ) = P(z > 0.4) = 0.6554
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Find dx/dy of 2x+3y=sinx
The derivative dx/dy of the equation 2x+3y=sin(x) is (3y) / cos(x).
To find dx/dy of the equation 2x+3y=sin(x), we can differentiate both sides using the chain rule and solve for dx/dy.
To find dx/dy, we need to differentiate both sides of the equation 2x+3y=sin(x) with respect to y. Let's start by differentiating the left-hand side (LHS) and the right-hand side (RHS) separately.
For the LHS, we have two terms: 2x and 3y. The derivative of 2x with respect to y is 0 since x does not depend on y. The derivative of 3y with respect to y is simply 3, as y is being differentiated with respect to itself.
Now, let's differentiate the RHS. The derivative of sin(x) with respect to y requires the chain rule. The chain rule states that if u = f(x) and x = g(y), then du/dy = (du/dx) * (dx/dy). In this case, u = sin(x) and x = g(y) (which means x is a function of y).
The derivative of sin(x) with respect to x is cos(x), and the derivative of x with respect to y is dx/dy. Therefore, applying the chain rule, we have du/dy = cos(x) * (dx/dy).
Now, equating the derivatives obtained for both sides of the equation, we have 0 + 3y = cos(x) * (dx/dy). Simplifying, we find dx/dy = (3y) / cos(x).
Therefore, the derivative dx/dy of the equation 2x+3y=sin(x) is (3y) / cos(x).
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In a math class with 25 students, a test was given the same day that an assignment was due. There were 15 students who passed the test and 20 students who completed the assignment. There were 13 students who passed the test and also completed the assignment. What is the probability that a student passed the test given that they did not complete the homework?
Answer:
40%
Step-by-step explanation:
20-15 = 5, 2 students passed and did the assignment, 0.4 = 40%
Which of the following correlation coefficients represents the strongest relationship between two variables? -.75 +.60 .00 +.30
The correlation coefficient that represents the strongest relationship between two variables is -0.75.
In correlation coefficients, the absolute value indicates the strength of the relationship between variables. The strength of the association increases with the absolute value's proximity to 1.
The maximum absolute value in this instance is -0.75, which denotes a significant negative correlation. The relevance of the reverse correlation value of -0.75 is demonstrated by the noteworthy unfavorable correlation between the two variables.
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If y is proportional to x, find the missing number.
A. 15
B. 12
C. 16
D. 18
HELPPP!!!!
Answer:
C. 16
Step-by-step explanation:
5 is half of 10, so 8 should be half of the next number.
Answer:
C. 16
Step-by-step explanation:
\( \frac{y}{x} = \frac{10}{5} = \frac{?}{8} \\ \frac{2}{1} = \frac{?}{8} \)
cross multiplying
\(16 = ?\)
so the missing number is 16
all possible samples of size n are selected from a population, and the mean of each sample is determined. what is the mean of the sample means? it is larger than the population mean. it cannot be estimated in advance. it is the population mean. it is smaller than the population mean.
The a) mean of the sample means is equal to the population mean.
This is because the mean of all of the sample means is a measure of the center of all of the samples, which is the same as the center of the population. This can be shown by calculating the arithmetic mean of the sample means.
The arithmetic mean of the sample means is calculated by summing the means and dividing by the number of samples. Since the sum of all the sample means is the same as the sum of the population, the mean of the sample means must also be equal to the population mean.
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20. The sample mean is an unbiased estimator for the population mean. This means: (a) The sample mean always equals the population mean. (b) The average sample mean, over all possible samples, equals the population mean. (c) The sample mean is always very close to the population mean. (d) The sample mean will only vary a little from the population mean. (e) The sample mean has a normal distribution.
A snow globe is made out of regular right triangular prism that is inscribed in hemisphere with radius 12cm. help a designer to find the dimensions of maximum volume prison. state the exact answer.
Note: Find the dimensions of the prism for the case when the triangular base is on the grand circle of the hemisphere.
The maximum volume of the prism is 1728 cubic centimeters.
To find the dimensions of the prism with maximum volume, we need to consider the relationship between the volume of the prism and its dimensions.
Let's assume the base of the right triangular prism is an isosceles right triangle with legs of length 'a'. The height of the prism will be 'h'. The prism is inscribed in a hemisphere with a radius of 12 cm.
First, let's determine the relationship between 'a' and 'h'. Since the base of the prism is on the great circle of the hemisphere, the hypotenuse of the triangular base is equal to the diameter of the hemisphere, which is twice the radius. Therefore, the hypotenuse of the base is 2 * 12 = 24 cm.
By using the Pythagorean theorem, we can find 'a':
a^2 + a^2 = 24^2
2a^2 = 576
a^2 = 288
a = √288
Now, let's find the height 'h' of the prism. The height 'h' is equal to the radius of the hemisphere, which is 12 cm.
Therefore, the dimensions of the prism for maximum volume are:
Base length (a) = √288 cm
Height (h) = 12 cm
To find the maximum volume, we can use the formula for the volume of a right triangular prism:
Volume = (1/2) * a^2 * h
Substituting the values, we get:
Volume = (1/2) * (√288)^2 * 12
= (1/2) * 288 * 12
= 1728
Hence, the maximum volume of the prism is 1728 cubic centimeters.
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a graph from a rational function cannot cross a horizontal asymptote true or false
Answer:
False
Step-by-step explanation:
You want to know if it is true that the graph of a rational function cannot cross a horizontal asymptote.
AsymptoteOnce a function is on its final approach to an asymptote, it will approach, but not cross, that asymptote.
The function may have a variety of behaviors prior to that point, so may cross the horizontal asymptote one or more times before its final behavior is established.
An example with the asymptote y = 0 is attached.
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What is the domain of the following graph?
Answer:
e21
Step-by-step explanation:
32
Answer:
See explanation below
Step-by-step explanation:
Domain: -5 ≤ x < 4
Range: -1.5 ≤ y < 1 and 3 ≤ y < 5
Hope this helps!
someone plsss help me !!! like asap
The value of the variable 'x' will be 8, 8.1, 9, and 13.
Given that:
Inequality, - x ≤ - 8
Inequality is defined as an equation that does not contain an equal sign. Inequality is a term that describes a statement's relative size and can be used to compare these two claims.
Simplify the inequality, then we have
- x ≤ - 8
x ≥ 8
The value of 'x' is greater than or equal to 8.
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Given that f(x)=2x + cos(2) is one-to-one, use the formula (f-1)'(x) = 1 /(f'( f '-1)(x))) to find (f 1)'(1) =
(f-1)'(1) = 1 / (2 - sin(2)).
Given that f(x)=2x + cos(2) is one-to-one, we can use the formula (f-1)'(x) = 1 /(f'( f-1)(x))) to find (f-1)'(1).
First, we need to find f'(x). The derivative of f(x) is f'(x) = 2 - sin(2).
Next, we need to find f-1(x). Since f(x) is one-to-one, we can switch x and y and solve for y to find the inverse function. So we have:
x = 2y + cos(2)
x - cos(2) = 2y
y = (x - cos(2))/2
Therefore, f-1(x) = (x - cos(2))/2.
Now we can plug in f'(x) and f-1(x) into the formula (f-1)'(x) = 1 /(f'( f-1)(x))) to find (f-1)'(1):
(f-1)'(1) = 1 / (f'( f-1)(1))
(f-1)'(1) = 1 / (2 - sin(2))
Therefore, (f-1)'(1) = 1 / (2 - sin(2)).
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Ashley is ordering pizza. When ordering the pizza, she must choose one type of crust, one type of cheese, one type of meat, and one type of vegetable. The restaurant that Ashley is ordering from has 3 types of crust, 5 types of cheese, 6 types of meat, and 4 types of vegetables. How many different pizza combinations are available?
Is it possible for a triangle to have the side lengths 15, 9, 11? Explain
your reasoning
Answer:
ANSWER: No; 11. SOLUTION: The sum of the lengths of any two sides of a triangle must be greater than the length of the third side
Step-by-step explanation:
Answer:
yes
Step-by-step explanation:
11 is more than 6 and less than 24
9 is more than 4 and less than 26
15 is more than 2 and less than 20
rabbits fur grows at the rate of 5/2 inches per month how many months does it take the rabbits fur to grow 15/4 inches explain your answer using words and show your work
Answer:
3 months
Step-by-step explanation:
because the real question is 5 times what would equal 15?
that is 3.and the denominator doesn't really matter in the way the numerator really matters.