4,511 Answered Questions for the topic prealgebra

Prealgebra Math Algebra 1 Algebra 2

10/12/22

Given the one-to-one function f(x)= 7x - 2, find it's inverse function.

(A.) Given the one-to-one function f(x)= 7x - 2, find it's inverse function.Which is f ^ -1(x)= 1/7x - 2/7(B.) The graphs of f and f^ -1 are symmetric with respect to the line defined byy = _______
Prealgebra Math Algebra 1 Algebra 2

10/12/22

Given the one-to-one function f(x)= 7x - 2, find it's inverse function. The graphs of f and f^ -1 are symmetric with respect to the line defined by

(A.) Given the one-to-one function f(x)= 7x - 2, find it's inverse function.Which is f ^ -1(x)= 1/7x - 2/7(B.) The graphs of f and f^ -1 are symmetric with respect to the line defined byy = _______

10/12/22

Solve each of the following equations using the Extended Square Root Property.

Solve each of the following equations using the Extended Square Root Property.1. 8√x+7=16x= _____________2. √7x+4−3=0x= _____________3. 8√5x−7=16x= _____________
Prealgebra Math Algebra 1 Algebra 2

10/12/22

Solve each of the following equations using the Extended Square Root Property

Solve each of the following equations using the Extended Square Root Property.1. 8√x+7 = 16x= _____________2. √7x+4 −3 = 0x= _____________3. 8√5x−7 = 16x= _____________
Prealgebra

10/11/22

specify what the variable stands for, write an equation, and solve

the eighth-grade class is selling candy bars to raise money for a charity project at Thanksgiving. Each candy bar that they sell provides a profit of $0.50. How many candy bars do they need to sell... more

10/10/22

how do i solve this sequence and series word problem?

Situation:Mr. Babushka has asked you to design a seating plan for a new DC Stadium. Currently, his team plays in a rink like the one below. Mr. Babushka wants the number of seats in the arena to be... more
Prealgebra

10/09/22

Arithmetic Sequences

Find the sum: 5+3+1+...+(7−2n)

10/08/22

Solve each of the following equations using the Extended Square Root Property.

Solve each of the following equations using the Extended Square Root Property.1. 8√x+7=16x= _____________2. √7x+4−3=0x= _____________3. 8√5x−7=16x= _____________
Prealgebra Math Algebra 1 Algebra 2

10/08/22

Solve each of the following equations using the Extended Square Root Property.

Solve each of the following equations using the Extended Square Root Property.1. 8√x+7=16x= _____________2. √7x+4−3=0x= _____________3. 8√5x−7=16x= _____________
Prealgebra Math Algebra 1 Algebra 2

10/07/22

Given P(x) = x^3 - 3x^2 + 16x - 48, find the EXACT Zeros of P by factoring: The Zeros are: 3, 4i, -4i.

Given P(x) = x^3 - 3x^2 + 16x - 48, find the EXACT Zeros of P by factoring:The Zeros are: 3, 4i, -4i.Write P in factored form (as a product of linear factors). Be sure to write the full equation,... more

10/07/22

Find the EXACT Zeros of the polynomial function f(x)= x^3 - 8x^2 - 7x + 56 by factoring.

Find the EXACT Zeros of the polynomial function f(x)= x^3 - 8x^2 - 7x + 56 by factoring. The Zeros are:____________. Rounded numbers will not be accepted. Use a comma to separate the Zeros if the... more
Prealgebra Math Algebra 1 Algebra 2

10/07/22

Given P(x) = x^3 - 3x^2 + 16x - 48, find the EXACT Zeros of P by factoring:

Given P(x) = x^3 - 3x^2 + 16x - 48, find the EXACT Zeros of P by factoring:The Zeros are: 3, 4i, -4i.Write P in factored form (as a product of linear factors). Be sure to write the full equation,... more
Prealgebra

10/07/22

Systems of Linear Equations: Two Variables

A boat travels upstream for 84 miles in 4 hours and returns in 3 hours traveling downstream in a river. What are the rate of the boat in still water and the rate of the current? Give your answer as... more
Prealgebra

10/07/22

Exponential and Logarithmic Models

At the beginning of an experiment, a scientist has 252 grams of radioactive goo. After 165 minutes, her sample decayed to 3.9375 grams.What is the half-life of the goo in minutes?   Find a formula... more
Prealgebra

10/06/22

Series and notations

Find the infinite sum of the geometric sequence with a=6,r=4/8 if it exists.S∞ ____Suppose you go to a company that pays $0.04 for the first day, $0.08 for the second day, $0.16 for the third day,... more
Prealgebra

10/06/22

College Math Series and notations

Find the partial sum S19 for the arithmetic sequence with a=9,d=9S19______
Prealgebra

10/06/22

Binomial Theorem

Which term of the expansion of (x2+6)^8 contains x^10 Term number ___ contains x^10
Prealgebra

10/05/22

I need assistance with this word problem

Sedric Angell invested an amount of money in Amoxil stock that earned an annual 10% return, and then he invested twice the amount in IBM stock that earned an annual 12% return. If his total return... more
Prealgebra

10/05/22

I can't figure this one out..

Some states have a single area code for the entire state. Two such states have area codes where one is double one is double the other. If the sum of these integers is 1203, find the two area codes.
Prealgebra

10/04/22

Difference between Surface Area and Area

There are distinct differences and its a important concept to understand.
Prealgebra

10/02/22

i need help with this word problem

A theatre contains 455 seats and the ticket prices for a recent play were $46 for adults and $28 for children. If the total of proceeds were $15,638 for a sold out matinee, how many of each type of... more

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