Math Placement Exam Practice Problems Georgia State University

Math Placement Exam Practice
Problems Georgia State University

Part 1 - correct Answer-Part 1

Simplify

(2a^3b)^-3 - correct Answer-(2^-3 * a^(3 *-3) * b^-3)

2^-3 a^-9b^-3

1/8a^9b^3

Simplify

(-4x^2y^-3)^-2 - correct Answer-*y^6/16x^4*

Simplify

Radical 1/64 - correct Answer-Radical 1/Radical 64

1/8

^3 Radical -27 - correct Answer-*-3*

Complex numbers: - correct Answer-Complex numbers

Find x and y such that the following is correct:




3x + 5yi= 15 + 5i - correct Answer-3x + 5yc= 15 + 5c

3x=15 and 5yc=5c

*x=5 and y=1 *

Find x and y such that the following is correct:

, 10x -4yi = 20 + 1/2i - correct Answer-10x - 4yc = 20 + 1/2x

*x=2 and y=-1/8*

Simplify

Radical 27 - 18 - correct Answer-Radical 27 - 18

Radical 9

*3*

Simplify

Radical -1/25 - correct Answer-*i/5*

Complex Numbers and Exponents - correct Answer-Complex Numbers of Exponents

Simplify

i^15 - correct Answer-i^15

(i^3)^5

-i^5

-(i^3 * i^2)

-(i * -1)

*-i*

Simplify

i^47 - correct Answer-*-i*

Solving Quadratic Equations by Factoring - correct Answer-Solving Quadratic Equations
by Factoring

Solve for x in

3x^2 + 8x + 4 = 0 - correct Answer-3x^2 + 8x + 4 = 0

(3x + 2)(x+2)= 0

3x + 2 = 0 of x + 2= 0