unit 3 parallel and perpendicular lines, homework 1
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Answer:
Not enough info.
Step-by-step explanation:
Related Questions
here are the exam scores for the 14 students in mrs. gopaul’s statistics class: 60 61 61 65 72 75 75 78 81 81 85 89 91 98. what is the percentile of the person whose score was 65?
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The percentile of the person with a score of 65 is approximately 28.57%.
The percentile of the person whose score was 65 can be calculated by determining the proportion of scores that fall below 65, and then expressing it as a percentage.
To find the percentile, we need to compare the score of 65 with the rest of the scores in the class.
The given scores are: 60, 61, 61, 65, 72, 75, 75, 78, 81, 81, 85, 89, 91, 98.
First, we need to determine the number of scores that are less than 65.
From the given scores, we can see that there are 3 scores less than 65 (60, 61, and 61).
Next, we calculate the proportion by dividing the number of scores less than 65 (3) by the total number of scores (14).
This gives us 3/14 ≈ 0.2143.
To express this as a percentile, we multiply the proportion by 100, giving us approximately 21.43.
However, since we are interested in the percentile of the person with a score of 65, we need to consider that they fall within this range.
Since there are 3 scores less than 65, and the person with a score of 65 is included, we add 1 to the numerator of our proportion, making it 4/14 ≈ 0.2857.
Finally, multiplying this proportion by 100, we find that the percentile of the person with a score of 65 is approximately 28.57%.
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Algebra II 5.02: Solve Radical Equations
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Radical Equations
Step 1
To demonstrate how to solve a radical equation, let's use the following equation as an example:
evaluate the integral. (use c for the constant of integration.) x2 3 + 4x − 4x2 3/2 dx
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Therefore, the indefinite integral of the given function is x^3 + (4/3)x^4 - (4/9)x^(9/2) + C, where C is the constant of integration.
We can begin by simplifying the integrand as follows:
x^2(3 + 4x - 4x^(3/2)) dx
= 3x^2 dx + 4x^3 dx - 4x^(7/2) dx
= x^3 + (4/3)x^4 - (4/9)x^(9/2) + C
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Which law best describes the image below? Explain. (3 sentence minimum)
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Answer:
we can't see the image??
Find an equation for the line, in the indicated form, with the
given properties.4)Containing the points (-2,2) and (7,-4);
slope-intercept form
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To find the equation of a line in slope-intercept form (y = mx + b) that passes through the points (-2, 2) and (7, -4), we first need to determine the slope (m) of the line.
The slope (m) can be calculated using the formula:
m = (y2 - y1) / (x2 - x1)
Substituting the coordinates (-2, 2) and (7, -4) into the formula, we get:
m = (-4 - 2) / (7 - (-2)) = -6 / 9 = -2/3
Now that we have the slope (m), we can use it along with one of the given points to find the y-intercept (b).
Let's use the point (-2, 2) and substitute the values into the slope-intercept form:
2 = (-2/3)(-2) + b
2 = 4/3 + b
b = 2 - 4/3
b = 2/3
Therefore, the equation of the line in slope-intercept form is:
y = (-2/3)x + 2/3
By using the formula for slope, we calculate the slope of the line passing through the given points. Substituting one of the points into the slope-intercept form equation, we solve for the y-intercept. Finally, we combine the slope and y-intercept to obtain the equation of the line in slope-intercept form, which is y = (-2/3)x + 2/3.
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Vidya' teacher ay you can't divided a number by zero a there i no enible way to define it. Why he ay o ?explain uing aociative property of multiplication
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0 has no multiplicative inverse and any attempt to define a real number as the multiplicative inverse of 0 would result in the contradiction 0 = 1.
The associative property is a math rule that says that the way in which factors are grouped in a multiplication problem does not change the product.
Example:
5*4*2
Let's start by grouping the 5 and the 4 together. We can evaluate the expression step by step.
(5*4)*2
= 20*2
=40
Now let's group the 4 and the 2 together
5*(4*2)
= 5*8
= 40
Regrouping does not change the answer.
Using the associative property of multiplication to prove that none of the numbers can be divided by 0.
For example,
(56+4)/0 = 60/0 = undefined.
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Tyler gets better and better at a video game each time that he plays it. He scores 20 points in the first game, 25 points in the second game, and 30 points in the third.
Dedwin also gets better and better at a video game each time that he plays it. He scores 2 points in the first game, 6 points in the second game, and 18 points in the third.
1) State the function family represented by the data Tyler, For example, linear, quadratic, exponential or absolute value (0.5 points). WHY did you select your answer (0.5 points)
2) State the function family represented by the data Dedwin, For example, linear, quadratic, exponential or absolute value (0.5 points). WHY did you select your answer (0.5 points)
3) Write the explicit formula for Tyler (1 point) and determine how many points he will earn after 15 games (1 point)
4) Write the explicit formula for Dedwin (1 point) and determine how many points he will earn after 15 games (1 point)
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Dedwin will earn 32,768 points after 15 games. Tyler will earn 90 points after 15 games.
1) The function family represented by the data for Tyler appears to be linear. This is because the scores increase by a constant amount with each game.
2) The function family represented by the data for Dedwin appears to be exponential. This is because the scores increase at an increasing rate with each game.
3) For Tyler, the explicit formula for the scores can be written as y = 5x + 15, where x represents the game number and y represents the score. This formula represents a linear relationship, where the score increases by 5 with each game.
To determine how many points Tyler will earn after 15 games, we substitute x = 15 into the formula:
y = 5(15) + 15 = 75 + 15 = 90
Therefore, Tyler will earn 90 points after 15 games.
4) For Dedwin, the explicit formula for the scores can be written as y = 2^x, where x represents the game number and y represents the score. This formula represents an exponential relationship, where the score doubles with each game.
To determine how many points Dedwin will earn after 15 games, we substitute x = 15 into the formula:
y = 2^15 = 32,768
Therefore, Dedwin will earn 32,768 points after 15 games.
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suppose we have a coin that has 0.7 probability of landing on heads when flipped. we can model the outcome of each flip as a bernoulli random variable y , where y
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In this scenario, the outcome of each flip of the coin can be modeled as a Bernoulli random variable Y, where Y takes the value 1 (heads) with a probability of 0.7 and the value 0 (tails) with a probability of 0.3.
A Bernoulli random variable is a discrete random variable that can take only two possible outcomes, typically labeled as success (1) and failure (0), with a fixed probability associated with success. In this case, the outcome of each flip of the coin can be represented by the Bernoulli random variable Y, where Y = 1 represents the event of getting heads and Y = 0 represents the event of getting tails.
Given that the probability of landing on heads is 0.7, we can assign the following probabilities to the outcomes:
P(Y = 1) = 0.7 (probability of getting heads)
P(Y = 0) = 0.3 (probability of getting tails)
Thus, for each individual flip of the coin, we can use the Bernoulli random variable Y to model the outcome, where Y takes the value 1 (heads) with a probability of 0.7 and the value 0 (tails) with a probability of 0.3.
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Is (–96, 0) a solution to the equation y = –301x + –96?
Answers
Answer:
No, not a solution.
Step-by-step explanation:
Substitute x = -96 and solve for y.
-301(-96) - 96 = y
28896 - 96 = 28800 = y
So when x = -96, y = 28800.
The coordinate given (-96,0) has 0 for y.
So this is NOT a solution!
Answer:
(-96,0) is not a solution to the given equation.
Step-by-step explanation:
Given the equation y = –301x + –96 is (-96,0) a solution to the system?
To verify a solution simply plug the point into the equation.
\(y = -301x-96; \ (x,y) \rightarrow (-96,0)\\\\\Longrightarrow 0= -301(-96)-96\\\\\Longrightarrow 0= 28896-96\\\\\boxed{0 \neq 28,000} \therefore \ (-96,0) \ \text{is not a solution to the given equation.}\)
3. James Augustine wants to deposit the following into his savings account: 12 one-dollar bills, 4 five-dollar
bills, 10 quarters, 12 dimes, 40 pennies, a check for $132.51, and a check for $32.12. He wants to receive 2
twenty-dollar bills in cash. How much will he deposit?
( don’t answer with links plz they don’t work for me (: )
Answers
Answer:
James Augustine would have deposited $160.73 into the bank
Step-by-step explanation:
\(12+20+2.50+1.20+0.40+132.51+32.12-40=160.73\)
adam is rewriting the expression
Answers
Answer:
Adam is typing...
Step-by-step explanation:
Consider the function f(x,y) = 8x3 + y3 - 6xy + 2 a.) Find the critical points of the function. b.) Use the Second Derivative Test to classify each critical point as a local maximum, local minimum, or a saddle point.
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The critical points are (0, 0) and (1/2, 1/8).
To find the critical points of the function f(x, y) = 8x^3 + y^3 - 6xy + 2, we need to find the points where the partial derivatives of f with respect to x and y are equal to zero.
a.) Finding the critical points:
∂f/∂x = 24x^2 - 6y = 0
∂f/∂y = 3y^2 - 6x = 0
From the first equation, we have:
24x^2 - 6y = 0
4x^2 - y = 0
y = 4x^2
Substituting y = 4x^2 into the second equation:
3(4x^2)^2 - 6x = 0
48x^4 - 6x = 0
6x(8x^3 - 1) = 0
This gives two possible cases:
6x = 0, which implies x = 0.
8x^3 - 1 = 0, which implies 8x^3 = 1 and x^3 = 1/8. Solving this equation, we find x = 1/2.
For x = 0, we can substitute it back into y = 4x^2 to find y = 0.
So, the critical points are (0, 0) and (1/2, 1/8).
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Help aspp please thank you
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The equation of the line would be y = (-3/4)x + 5.
What is the slope-point form of the line?
For the line having slope "m" and the point (x1, y1) the equation of the line passing through the point (x1, y1) having slope 'm' would be
y - y1 = m(x - x1)
The given equation is \(y=-\frac{3}{4}x-17\)
The required line is parallel to the given line.
and we know that the slopes of the parallel lines are equal so the slope of the required line would be m = -3/4
And the required line passes through (8, -1)
so by using slope - point form of the line,
y - (-1) = (-3/4)(x - 8)
y + 1 = (-3/4)x - (-3/4)8
y + 1 = (-3/4)x + 24/4
y = (-3/4)x + (12/2 - 1)
y = (-3/4)x + 5
Hence, the equation of the line would be y = (-3/4)x + 5.
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What is the “Area” Of
6.6 yd
And
7yd
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Answer:
The area of 6.6yd and 7yd is 46.2 sq. yd
Step-by-step explanation:
To find area you have to do length x width
In this equation, you have to do 6.6 x 7.
6.6 x 7 = 46.2
Don't forget to add "sq. yd" after your answer!
The area of 6.6yd and 7yd is 46.2 sq. yd
How do you find the area of a circle???
Answers
Shack Homebuilders Limited is evaluating a new promotional campaign that could increase home sales. Possible outcomes and probabilities of the outcomes are shown next Additional Sales in Units 70 90 150 Possible Outcomes 40 .30 .30 Ineffective campaign Normal response Extremely effective Compute the coefficient of variation. (Do not round intermediate calculations. Round your answer to 3 decimal places.) Coefficient of variatio
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The formula to calculate the coefficient of variation is given as the ratio of the standard deviation to the mean. Coefficient of Variation = Standard Deviation / Mean.
It is represented as a percentage to make comparisons between sets of data with different units of measurement.Let's calculate the coefficient of variation for the above-given data. Coefficient of variation= Standard Deviation / MeanWe can calculate the standard deviation by using the following formula: σ = √ ∑ (Pᵢ (Xᵢ – μ)²).
For our given data, the calculation of standard deviation is shown below:σ = √ (.30(70-100)² + .30(90-100)² + .40(150-100)²)σ = √ (63,000)σ = 251.97We can calculate the mean by using the following formula: Mean = ∑ (Pᵢ Xᵢ)For our given data, the calculation of Mean is shown below:Mean = (.30 x 70) + (.30 x 90) + (.40 x 150)Mean = 25 + 27 + 60Mean = 112Coefficient of variation= Standard Deviation / Mean Coefficient of variation= 251.97 / 112Coefficient of variation = 2.247 rounded to 3 decimal places. Therefore, the coefficient of variation is 2.247.
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write the absolute value function as a piecewise function y=6|x-3|
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= (6*x)-(6*3)
=6x - 18
= -12
Help please ASAP:
Which pair of triangles are congruent using the hypotenuse leg congruence criteria?
Select the two correct answers.
A. triangle ABC: A(−7,4), B(−4,1), C(−2,5)
B. triangle QRS: Q(3,−4), R(3,−1), S(7,−1)
C. triangle DEF: D(−2,6), E(1,3), F(3,7)
D. triangle TUV: T(−6,−5), U(−6,1), V(4,1)
E. triangle WXY: W(−6,4), X(−6,1), Y(−2,1)
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Answer:
la C
Step-by-step explanation:
The graph relates the number of gallons of white paint to the number of gallons of red paint Jess used to make the perfect pink. Write an equation that describes the relationship.
Question content area bottom
Part 1
The equation enter your response here describes the relationship.
(Simplify your answer.)
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The equation y = 3/4x describes the relationship
How to determine the equation that describes the relationship?From the question, we have the following parameters that can be used in our computation:
The graph
The graph is a linear graph, and we have the following points on the graph
(x, y) = (0, 0) and (4, 3)
Because the line passes through the origin i.e. (0, 0), the equation that describes the relationship is then represented as
y = Y/X * x
Where
(X, Y) = (4, 3)
So, we have
y = 3/4x
Hence, the equation is y = 3/4x
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The measures of the angles of a triangle are shown in the figure below. Solve for x.
39°
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Answer:
look at the photo..............
Answer:
x = 51°
Step-by-step explanation:
The sum of the 3 angles in a triangle = 180°
Subtract the sum of the 2 given angles from 180° for x
x = 180° - (90 + 39)° = 180° - 129° = 59°
What term is best described as the property of two events in which the knowledge that one of the events occurred does not affect the chance the other occurs?
complement
mutually exclusive
dependent
independent
Answers
The term that best describes the property of two events in which the knowledge that one of the events occurred does not affect the chance the other occurs is independent.
Conditional probability is defined as the likelihood of an event or outcome occurring, based on the occurrence of a previous event or outcome. Conditional probability is calculated by multiplying the probability of the preceding event by the updated probability of the succeeding, or conditional, event.
In independent events, the occurrence or non-occurrence of one event has no influence on the probability of the other event happening. The probability of one event does not depend on the outcome of the other event.
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Please help with atleast some❤️❤️❤️
Answers
i need help fast!!!!
Answers
Answer:
1st choice: 1/4(y - 10) = 2/3
Step-by-step explanation:
the "variable" is y
"is" means "=" (equals sign)
one fourth = 1/4
"difference of" means subtract
Answer: 1/4(y - 10) = 2/3
Mandy created a treasure hunt in the sand at the beach. To keep track of where she buried four items, she graphed their locations in the coordinate plane.
Write the correct ordered pair to show the location of each item.
1. What is the location of item 1? Explain how you found its coordinates. Be sure to tell how you identified the sign of each coordinate.
Write your answer in the space below.
2. What is the location of item 2?
Write your answer in the space below.
3. What is the location of item 3?
Write your answer in the space below.
4. What is the location of item 4?
Write your answer in the space below.
PLEASE I NEED HELP ASAP!!
Answers
Answer:
1. (-3,3 ½)
2. (2.9,1) or (2 9/10,1)
3. (-1,-2.5) or (-1,2 1/2)
4. (1.9,-1) or (1 9/10,-1)
Step-by-step explanation:
Since some points were not directly on a line, they must have not been a whole number, so I estimated and used logical reasoning to get the coordinates of the items. Hope this helps.
Hello, quick question how do I order 7.2, 7.21, 7.083 to least to greatest? Thank you so much!
Answers
Step-by-step explanation:
7.083, 7.2,and 7.21
This should be the answer
90 POINTS PLEASE HELP Choose one problem below and use trigonometry to solve for the missing side x of the right triangle
Answers
Answer:
x = 13.28
Step-by-step explanation:
basic trig ratios: using tanФ = opp/adj.
tan(38) = x / 17
x = tan(38) * 17
x = 13.28
to get more idea of the subject, read below:
The cotangent (cot)
The cotangent is the reciprocal of the tangent. It is the ratio of the adjacent side to the opposite side in a right triangle.
tan(A) = opp/adj = a/b
cot(A) =adj/opp = b/c
Answer:
\(\Huge \boxed{x \approx 13.28}\)
\(\rule[225]{225}{2}\)
Step-by-step explanation:
The triangle is a right triangle.
We can use trig functions to solve for the problem.
\(\sf \displaystyle tan (\theta)=\frac{opposite}{adjacent}\)
\(\sf \displaystyle tan (38)=\frac{x}{17}\)
Multiplying both sides by 17.
\(\sf \displaystyle 17 \cdot tan (38)=\frac{x}{17} \cdot 17\)
\(\sf x= 13.28185565...\)
The measure of x is approximately 13.28.
\(\rule[225]{225}{2}\)
hello I need someone to help me with a math problem from Kahn academy
Answers
Answer:
Step-by-step explanation:
The rule for Cos is Cosine = adjacent over hypotenuse which means which ever side is closest to the angle(24) (not hypotenuse). And the Hypotenuse which is the longest side so (25).
So now we have Cos(a) = Cos(\(\frac{24}{25}\)) = 0.57351998607
yooo plz help asap!!! marking brainiest answer!!!
Answers
Answer:
C.
Step-by-step explanation:
You are looking for an equation that, when you input 0 for x, you get 4 for y, and when you input -5 for x, you get -1 for y.
That only works for Option C.
Hope this [sorta] helps!
Answer:
C
Step-by-step explanation:
C
What is 1/8 of 24? what is it answer me asap
Answers
Answer:
3
Step-by-step explanation:
1/8 * 24 = 3
(3x + 5)(4x^2 + 8x + 40)
Answers
Step-by-step explanation:
= ( 3x + 5 ) ( 4x² + 8x + 40 )
= 3x ( 4x² + 8x + 40 ) + 5 ( 4x² + 8x + 40 )
= 12x³ + 24x²+ 120x + 20x² + 40x + 200
= 12x³ + 24x² + 20x² + 120x + 40x + 200
= 12x³ + 44x² + 160x + 200
Answer:
12x^3 +44x^2 +160x +200
Step-by-step explanation:
Distribute:
(3x+5)(4x^2 +8x+40)
3x(4x^2 +8x+40) +5(4x^2 +8x+40)
Then it would be:
(12x^3 +24x^2 +120x) + (20x^2 + 40x +200)
therefore the soloution is:
12x^3 +44x^2 +160x +200