Question

if 2^2x=16, then x=
A)1 B)2 C)3 D)4 E)5

Answer 1

you might wanna write out the powers of 2 frim 1 to 5

Answer 2

This one, you really just have to think about. 2 raised to the what gives you 16? Then just divide what you get by two.

Answer 3

is it D

Answer 4

Not quite. The answer 2^4 is 16. But x is multiplied by two. so 2x=4

Answer 5

\[2^4=16\] Right? Now what would x have to be so that \[2^{2x}=16\]