how do you solve (4y^3)^2

Question

I need to know how to solve this problem

Answer 1

(ab)^c = a^cb^c
((a)^b)^c = a^bc
~~~~~~~~~~~
(4y³)² = 4²(y³)² = 16y⁶

Answer 2

For the first step we use (ab)ⁿ = aⁿbⁿ.

For the second step we use (aⁿ)^m = a^nm.

(4y³)² = 4²(y³)² = 16y⁶.