09/17/21

The measure of an angle is 10 less than half its supplement. What is the measure of the angle?
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09/17/21

example of a negative number closed over addition?
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09/16/21

A standard pair of six-sided dice is rolled. What is the probability of rolling a sum greater than or equal to 4
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09/16/21

if g(x)= 1/x+1 then the inverse function g⁻¹(x)=

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09/16/21

suppose f(x)= 1/x then (f∘ f∘ f)(x)=

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09/16/21

Statistics and Probability

If you roll two fair dice (one white and one black) in how many ways can you obtain a sum of at least 11
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09/16/21

Working with Formulas
In math class, you have the following scores: 77 , 82 , and 73. If the last test has a maximum of 100 points, what score do you need for an average of 80?
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09/16/21

Word Sentences for Algebra
Two investments totaling $16,000 produce an annual income of $1,140. One investment yields 6% a year, while the other yields 8% per year. How much is invested at 8%?
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09/16/21

AMDM Question (Mathematics)

A vector starts at point (-5, 6) and ends at point (8, -5). What is the magnitude of the vector? Answer to two decimal places.
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09/16/21

B is between a and c, AB=4x+10, BC=8x-18 and AC=40. find x, AB and BC
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09/16/21

in the shape of a triangle with one side twice the length of the shortest​ side and the third side is 30 feet more than the length of the shortest side Find the dimensions if the perimeter is 158 feet
A flower bed is in the shape of a triangle with one side twice the length of the shortest​ side, and the third side is 30 feet more than the length of the shortest side. Find the dimensions if the... more
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09/16/21

perimeter, area, square yards
a rectangular field has a perimeter of 200 yd and an area of 2500 square yards. find it’s dimensions. select all statements that are true.
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09/16/21

Identify the true statements about the correlation coefficient, r.
a. When the data points in a scatter plot fall closely around a straight line that is either increasing or decreasing, the correlation between the two variables is strong. b. A correlation... more
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04/11/21

Converting polar equations to rectangular equations
Write r=cos(θ)+sin(θ) in rectangular formWrite r=5/(3cos(θ)+8sin(θ))A step by step explanation would really help, Thanks in advance!
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04/11/21

joes pool. in the description
The deminsions of the pool are: 3.5 ft , 15. ft . 9 ft , 21 ft, 48 ft and 13 ft QUESTION: How many gallons can joes pool hold?
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04/10/21

The sample mean and standard deviation of a test of all students are 60 and 12 points, respectively. Assume there are 15,000 students, approximately how many of them have a score lower than 48?

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04/07/21

If f(x)=3x^5−10x^3+5, on what intervals is f′′(x)>0?
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04/07/21

If a person draws four cards from a standard deck (without replacing them), what is the probability that at least one of the cards is a face card?
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04/06/21

Solve the equation on the interval [0, 2π). Suppose f(x) = cos θ - 1. Solve f(x) = 0.
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04/06/21

Statistics Probability.

Every cereal box has a gift inside, but you cannot tell from the outside what the gift is. The store manager assured you that 16 of the 47 boxes on the shelf have a secret decoder ring. The other... more
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04/06/21

Distribution of Values

A distribution of values is normal with a mean of 729.2 and a standard deviation of 30.8. Find the probability that a randomly selected value is between 662.1 and 826.5Enter your answer as a number... more
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04/05/21

The width of a rectangle is 6 inches less than 3/4 the length. If the perimeter of the rectangle is 44 inches, find the dimensions of the rectangle.
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04/05/21

If you earn 86% on the test with an average of 84% and standard deviation of 4% where the scores are approximately normally distributed what is your percentile
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04/05/21

Find the standard normal distribution curve to the left of z= -1.26
Find the standard normal distribution curve to the left of z= -1.26
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04/02/21

Asquare has a side length of 12 cm. Which of the following is closest to the length of its diagonal?
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