Question

which expression is equivalent to (b^n)^m

Answer 1

\[(x^n)^m=x ^{nm}\]Use this formula.

Answer 2

? there isn't any #'s. A b^n/m B. b^n-m C b^n+m D b^n*m

Answer 3

It doesn't matter if there is numbers or not. Kinged already gave you what you need.