math problem with exponents.

Question

i am stuck on my math problem that says

which ecpression is equivalent to 2^2 * 2/2^4

A. 2 ^ - 2 B. 2 ^ - 1 C. 2 ^ 6 D. 2 ^ 7

Answer 1

Hi aizy M.,

follow the PEMDAS order rules. So you have:

2^2*2/2^4 ::: do the exponents first, then combine exponents

= 2^2*2^(-3) = 2^(-1)

-- Cheers, --Mr. d.