08/22/23

A line is perpendicular to y=x/4-2 and intersects at the point (4, -1) what is the equation of this perpendicular line

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08/20/23

k is the midpoint of JL. if JK = 6x and JL = 11 x + 4, what is JL?
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06/06/23

5 home decoration magazines and 7 fashion magazines are on a shelf. What is the probability of drawing out one fashion magizine without looking]
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06/06/23

calculus math question
if f(t)=(t2 + 5t + 6) (3t2 + 5),find f (t)____?_______Find f (4)____?_______
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06/03/23

Find the midpoint of the line segment with endpoints (4, 3) and (9, -2)
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06/03/23

Solve the system of equations: y = 2x + 5 and y = x - 2
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06/03/23

Calculate the perimeter of a rectangle with length 12 cm and width 8 cm
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06/03/23

Find the solutions to the quadratic equation x^2 + 3x - 10 = 0
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06/03/23

Determine the slope of the line passing through the points (-2, 4) and (3, -1)
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06/03/23

Calculate the area of a triangle with base 8 cm and height 5 cm
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06/03/23

Find the value of x in the equation 2(x + 4) = 18
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06/03/23

Solve the equation 3x + 5 = 17
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06/02/23

If tan t = −7/24 and 3 π/2 < t < 2 π , find sin t , cos t , sec t , csc t , cot t . Enter the exact answers.
sin t=cos t=sec t=csc t= cot t=
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05/30/23

Suppose we have events A and B so that P(A)=0.3 and P(B)=0.4 Find P(A or B) if P(A|B)=0.2
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05/30/23

Sample size find
You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p∗=15%. You would like to be 90% confident that... more
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05/30/23

Can someone help me with these two?
You are interested in estimating the the mean weight of the local adult population of female white-tailed deer (doe). From past data, you estimate that the standard deviation of all adult female... more
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05/30/23

Construct confidence interval at 90% confidence
In a survey, 11 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $42 and standard deviation of $13. Construct a... more
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05/29/23

Find Margin Error at 80% confidence level
In a survey, 11 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $47 and standard deviation of $5. Find the margin of... more
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05/29/23

Estimating population proportion HELP - Prob/stats
1) You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p∗=30%. You would like to be 95% confident... more
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05/29/23

Solve for Sample Size - Prob/stats
You work for a marketing firm that has a large client in the automobile industry. You have been asked to estimate the proportion of households in Chicago that have two or more vehicles. You have... more
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