Math Placement Exam Practice Problems Georgia State University UPDATED ACTUAL Exam Questions and CORRECT Answers

Math Placement Exam Practice Problems
Georgia State University UPDATED
ACTUAL Exam Questions and CORRECT
Answers
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