Exponents Quiz Answers

Exponents Quiz

Question Number 1

1.Simplify, where possible , and write all answers with positive exponents: a) (16)^-3/4

A. 1/2

B. 1/1000

C. 1/0

D. 1/8

E. 3/4

F. 13%

Question Number 2

b). (x+y)^-1

A. -1/x+y

B. x+y/1

C. 1/x+y

D. x+y/-1

E. 1x/y

F. y/1x

Question Number 3

2. Solve for x: a). 2^x=16

A. 4

B. 3

C. 2

D. -2

E. -3

F. 1

Question Number 4

b). 5.2^x-3=80

A. 3

B. 5

C. 7

D. 2

E. 1

F. 0.7

Question Number 5

c). 3^x+2 + 3^x+1=12

A. 4

B. 3

C. 2

D. 1

E. 0

F. -1

Question Number 6

e). 7^x=7^x-1 + 6/343

A. 22

B. 12

C. 36

D. 10

E. 0

F. -2

Question Number 7

e). 2^x+3 + 2^x-1=15/16

A. 8

B. -3

C. 17

D. 3

E. 33

F. -33