08/08/21

Find the probability of each event described. Complete parts a through d below.
The soccer​ team's shirts have arrived in a big​ box, and people just start grabbing​ them, looking for the right size. The box contains 6 ​medium, 11 ​large, and 9 ​extra-large shirts. A player... more
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08/08/21

13.2: What is the probability that a randomly selected person in the country enjoys cooking or shopping or​ both?
Fifty-four percent of people in a certain country like to cook and 52​% of people in the country like to​ shop, while 22​% enjoy both activities. What is the probability that a randomly selected... more
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08/08/21

13.1: Suppose that 20​% of people have a dog​, 32​% of people have a cat​, and 8​% of people own both. What is the probability that someone owns a dog or a cat​?
Suppose that 20​% of people have a dog​, 32​% of people have a cat​, and 8​% of people own both. What is the probability that someone owns a dog or a cat​?The probability of a person having a dog... more
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08/08/21

Trigonometric Functions
P(2,–6) is a point on the terminal side of theta in standard position. Identify the exact value of the six trigonometric functions for theta.
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08/08/21

Optimization word problem
A farmer plans to enclose a rectangular pasture adjacent to a river. (see figure). The pasture must contain 320,000 square meters in order to provide enough grass for the herd. What dimensions will... more
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08/08/21

Math/Precalculus

A small radio transmitter broadcasts in a 51 mile radius. If you drive along a straight line from a city 71 miles north of the transmitter to a second city 66 miles east of the transmitter, during... more
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08/08/21

Question Josh has 4 times as many pears as Leya, who has one half as many pears as Amy. If Josh has 32 pears, how many does Amy have?
Question Josh has 4 times as many pears as Leya, who has one half as many pears as Amy. If Josh has 32 pears, how many does Amy have?
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08/08/21

it is given that (k^2+1)x^2=3x-4 is an equation in x. Prove that the equation has no real roots for all real numbers k.

it is given that (k^2+1)x^2=3x-4 is an equation in x. Prove that the equation has no real roots for all real numbers k. How do I do this I've been at it for an hour now lol what does the end have... more
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08/08/21

A rectangle is twice as long as it is wide. If it has an area of 24.5 square inches, what are its dimensions?
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08/07/21

10 foot ladder and a 2
a 10 ft ladder is leaning against a building in such a away that the distance from the building to the base of the ladder is 2 ft less than the distance from the base of building on the top of... more
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08/07/21

(c) Plot the point that is symmetric to (3,3) with respect to the origin.
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08/07/21

​(b) Plot the point that is symmetric to (3,3) with respect to the​ y-axis.
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08/07/21

Optimization problem
Find two positive numbers that satisfy the given requirements.The second number is the reciprocal of the first number and the sum is a minimum.first number=?second number=?any guidance will be much... more
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08/07/21

Optimization question
Find two positive numbers satisfying the given requirements.The sum of the first and twice the second is 200 and the product is a maximumfirst number=?second number=?
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08/07/21

Plot the point that is symmetric to (3,3) with respect to ​(a) the​ x-axis; ​(b) the​ y-axis; ​(c) the origin.
​(a) Plot the point that is symmetric to (3,3) with respect to the​ x-axis.
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08/07/21

calculating powers and square roots
The variance and the standard deviation are related by the fact that the square root of the variance is equal to the standard deviation. Suppose the variance of the time it takes to complete a... more
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08/06/21

Jessica ate 209 snack packs last year. Snack packs are sold in boxes of ten or as singles. Fill in the chart below with 3 possible combinations of snack packs that Jessica could have bought last year.
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08/06/21

Help me solve this

​Strontium-90 is a radioactive material that decays according to the function A(t)=A0e−0.0244t, where A0 is the initial amount present and A is the amount present at time t​ (in years). Assume that... more
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08/06/21

union and intersection of two sets
Let A={1,2,6,7,8,13,15} and B={1,2,5,6,8,12,15,18,20}Find the following:LIST the elements in the set A∪B:A∪B = {  }Enter the elements as a list, separated by commas. If the result is the empty set,... more
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08/06/21

Find the equation (in slope-intercept form) of the line passing through the points with the given coordinates: (4,−2) , (0,5)
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08/06/21

A coin has been dropped three times in a row and each time the face is observed:
What is the probability of getting a head in the second drop?
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08/06/21

If I travel 50 mph what is the distance traveled
Write an Algebraic expression
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08/06/21

Write a linear function, f, with f(5) = -1 and f(0) = -5 f(x)=?
Kinda stuck need help on this problem.
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08/06/21

Solve the equation 4 cos^2 (x) + 5 cos x + 1 = 0 for ( 0 ≤ x ≤ 2 pi )
4cos2(x) – 5cos(x) + 1 = 0 for ( 0 ≤ x ≤ 2 ∏ )
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08/06/21

The product of 3 consecutive positive even integers is 84 times their sum. Find the 3 numbers.
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