312 Answered Questions for the topic College Math

12/09/19

#### Precalculus word problem

An arch going into an alley is in the shape of a downward opening parabola. The base of the arch is 10 ft. wide, and the arch is 15 ft. high at its center. How wide is the arch 10 ft. up?

#### What will Joyce pay at the end of the quarter to her employees?

Joyce Meadows pays her 3 employees $625, $475, and $900 each per week. Calculate what Joyce will pay at the end of the first quarter for (A) state unemployment tax and (B) federal unemployment tax....
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11/01/19

#### Please Help: Linear Algebra Question (linear transformations)

If T is a linear transformation such thatT([3, 2])=[21, 5, -2] and T([4, -1])=[28, -8, 1]Then the matrix A that induces T is:*I'm confused on how to even approach this problem*Thank you

10/28/19

#### Help Me Pleaseeeeeee

How many even 4-digit numbers can be formed from the digits 4, 5, 6, 7, and 9 with no repetitions allowed? (Hint: Try filling the units place first.)
A red six-sided die and a green six-sided...
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10/09/19

#### Precalculus word problem

A rectangular piece of cardboard measuring 12 inches by 18 inches is to be made into a box w/ an open top by cutting equal-sized squares from each corner and folding up the sides. Let x represent...
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10/09/19

#### Given some zeros of a polynomial function find all zeros of the function

P(x) = 2x^4 - x^3 - 27x^2 + 16x - 80, with zeros: 4, -4

#### For all real numbers w and z, such that the product of w and 7 is z, which of the following expressions can represent the sum of w and 7 in terms of z?

For all real numbers and , such that the product of and is , which of the following expressions can represent the sum of and in terms of ?

#### Find an nth-degree polynomial function with real coefficients satisfying the given conditions.

Find an nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing utility, use it to graph the function and verify the real zeros and the...
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College Math Calculus

08/30/19

#### sum and product which both equal to 26

Find a pair of numbers whose sum and product are both equal to 26(Use symbolic notation and fractions where needed. Give your answer in the form of a comma separated list.)

College Math

08/27/19

#### { x | x € N and x ≤ 17,000,000}

Determine whether the set is finite or infinite

College Math

08/23/19

#### Find what’s needed for 80 average

Final exam which will count as 2 test, Amelia has test scores of 75, 84, 72, 59, and 96. What score does she need on final to have an average score of 80?

College Math Algebra 2

06/10/19

#### odd integers in college algebra

The sum of two consecutive odd integers is -160. Find the two integers

05/08/19

#### Question 20 Math Need Help

in January, each of 70 people purchased a $500 washing machine in February 10% fewer customers purchases the same washing machine that had increased in price by 20% what was the change in sales...
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#### Question 29 Math Question need help with

if the cost to mail a letter is 49 cents for mail weighing up to one ounce and 27 cents for each additional ounce or a fraction of an ounce, find the cost of mailing a letter that weighs 88 grams.

05/08/19

#### Question 32 Math Question need Help please

A rectangular kitchen floor measures 20 feet by 17 feet. a stove on the floor has a rectangular base measuring 3 feet by 4 feet, and a refrigerator covers a rectangular area of the floor measuring...
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#### Math Question I Need Help with TODAY 5.6 Question 6!!

The accompanying data represent the percentages of teenagers in various countries that have used certain drugs. Complete parts (a) through (c) below.
Country
A
B
C
D
E
F
G
H
I
J
K
Drug 1,...
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05/06/19

#### Math Help Stats, NEED TODAY PLEASE 5.6 !! Question 12

The placement test for a college has scores that are normally distributed with a mean of 450 and a standard deviation of 100. If the college accepts only the top 7% of examinees, what is the...
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College Math Algebra 2

05/04/19

#### Math help I know the formula but can’’t figure out how to put it in the calculator this is honestly like a foreign language to me

the initial population of a town is 3,200 and it grows with a doubling time of 10 years what will the population be in 8 years

#### simple question math q4

this is an easy question just want to make sure i am doing it correctly please help 15! / 10!

#### math help please q13

there are 8 performers who will present their comedy acts this weekend at a comedy club one of the performers insists on being the last stand up comic of the evening if the performer's request is...
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#### math assistance needed q17

for a segment of a radio show a disc jockey can play 10 records. if there are 15 record to select from in how many ways can the program for this segment be arranged?

#### QUESTION 18 MATH NEED ASSISTANCE ASAP PLEASE

a box contains 14 trasistors, 3 of which are defective, if 3 are selected at random, find the probability of the statments below. a. all are defective b. none are defective Question 1. The...
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