solve the following exponential equation. show all work.

Question

4^(4x+2)= 1/64

Answer 1

4^(4x+2)= 1/64
4^(4x+2)= 1/4^3
4^(4x+2)= 4^-3
so
4x+2 = -3
4x = -5
x = -5/4 or = -1.25