Question

What is the missing exponent?

(2^-5) ____= 2^-15

Answer 1

remmember
(x^m)^n=x^(mn)

(x^-5)^n=2^-15

-5 times n=-15
divide both sides by -5
n=3
(x^-5)^3=2^-15


answe is 3