4,322 Answered Questions for the topic College Algebra

College Algebra Algebra 1 Algebra 2 Prealgebra

04/30/20

Two-Part Mixture Math Problem (Algebra)

A grocer sells one grade of ground beef at 3.95 per pound and another grade at 4.20 per pound. He wants to mix the two grades at 4.15 per pound. What percentage of each grade should he use?
College Algebra Quadratic Equation

04/30/20

quadratic equation

The area of a rectangular book shelf is 28 square feet. The length is 2 feet longer than the width. What are the dimensions of the book shelf to the nearest tenth?(a) Draw and label an appropriate... more
College Algebra Math Algebra

04/29/20

linear function

You and your company partner are researching how many coffee mugs must be produced and sold for maximum revenue. After extensive research, you concluded that you could give away 50 coffee mugs... more
College Algebra Algebra 1 Algebra 2 Calculus

04/28/20

How much should she invest into each one?

Julie has $8,000 to invest, and hopes to earn $330 in interest in the first year. She wants her investment in treasury bills to be $3000 less than her investment into corporate bonds. The expected... more
College Algebra Algebra 1 Algebra 2 Calculus

04/28/20

Determine which of the following is a solution to the system of equations

Determine which of the following is a solution to the system of equations3x βˆ’ 3y + 6z = 6x + 2y βˆ’ z = 5 5x βˆ’ 8y + 13z = 7a. (5, 3, 0) Yes or Nob. (βˆ’2, 6, 5) Yes or No(thank you in advance!!!!)
College Algebra

04/27/20

write a system of equations with a give solution set

Linear equations with (-3,-9) as its solution
College Algebra Algebra 1 Algebra 2 Calculus

04/27/20

FInd the inverse thanks in advance

Find the inverse of 𝑓(π‘₯) = 1 / (π‘₯+7) and then verify your result .(Show that (𝑓 ∘ 𝑓 βˆ’1 )(π‘₯) = π‘₯ and (𝑓 βˆ’1 ∘ 𝑓)(π‘₯) = π‘₯.)
College Algebra Algebra 1 Algebra 2 Calculus

04/27/20

Write as a single logarithm and simplify.

Write as a single logarithm and simplify. Do not evaluate with a calculator. a. ) log(52x) – 2 log (2y) – log (4x) b.) 4 ln 5 – ln 15 + ln 2
College Algebra Algebra 1 Algebra 2 Calculus

04/27/20

expand completely

expand completely using the properties of logarithms.𝑙𝑛 ( π‘₯ ^2 𝑦^ 4 / √π‘₯βˆ’1 )π‘™π‘œπ‘”2 ( π‘₯ 5 / βˆšπ‘¦π‘§ 4 )
College Algebra Algebra 1 Algebra 2 Calculus

04/27/20

THANK YOU IN ADVANCE!!

If you invest $2100 in a money market account at an annual interest rate of 6.7%: a. How much money will you have in the account at the end of 5 years if it is compounded quarterly?... more
College Algebra Algebra 1 Algebra 2 Calculus

04/27/20

determine the function.

The profit of Spacely’s SprocketsTM at time t is calculated by the function 𝑃(𝑑) = 156(3𝑑 + 2)^1/ 2, where P is measured in millions of dollar. The Number of sprockets in production is calculated... more
College Algebra Algebra 1 Algebra 2 Algebra

04/25/20

Find the Domain (interval notation), Range (interval notation), and Horizontal Asymptote. Show step by step work.

𝑓(π‘₯) = 2^π‘₯ βˆ’ 4Find the Domain (interval notation), Range (interval notation), and Horizontal Asymptote. Show step by step work.What is f(x) when x is -2,-1,0,1,2, and 3? Show step by step work
College Algebra Math Algebra 1 Algebra 2

04/25/20

Solve the following logarithmic equation. Show step by step work.

Solve the following logarithmic equation. Show step by step work.log4 (π‘₯ βˆ’ 3) = 2 βˆ’ log4 (π‘₯ + 12)
College Algebra Math Algebra 1 Algebra 2

04/25/20

Solve the following exponential equation. Give an exact answer in terms of the natural logarithm.

Solve the following exponential equation. Give an exact answer in terms of the natural logarithm (other methods will not receive full credit) and a decimal rounded to 3 decimals. Show step by step... more
College Algebra Math Algebra 1 Algebra 2

04/25/20

Find the height of an aircraft if the atmospheric pressure is 247 millimeters of mercury.

The atmospheric pressure 𝑝 on a balloon or an aircraft decreases with increasing height. This pressure, measured in millimeters of mercury, is related to the height β„Ž (in kilometers) above sea... more
College Algebra Algebra 2

04/25/20

baseball height

a baseball is hit from ground level with an initial velocity of 160 ft per second, then its height is a function of time, given that s=16t2+160t. what is the maximum height reached by the ball
College Algebra Math

04/23/20

Can anyone help me with math Urgently?

Find an equation of the line that satisfies the given conditions.Through (1,Β βˆ’7);Β Β parallel to the lineΒ xΒ + 2yΒ = 6
College Algebra

04/23/20

HELP! Looking for what the answer is for P

Use Greatest Common Factoring to solve the simple interest formula,Β A = P + Prt, forΒ P.
College Algebra

04/22/20

Find a polynomial function f(x) of degree 3 with real coefficients that satisfies with the following conditions.

Zero of 0 and zero of 2 having multiplicity 2; f(3)=15
College Algebra

04/22/20

Algebra question

A toy manufacturer needs a piece of plastic in the shape of a right triangle with the longer leg 2 cm more than the shorter leg in the hot pot news 4 cm more than the shorter leg how long should... more
College Algebra

04/21/20

Use completing the square to change the form of the function. f(x) = x^2 + 4x + 5

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