sqrt(-36)^3 = -216i
Can someone expain to the steps to this problem?
Thank you.
sqrt(-36)^3 = You can write it like so:
sqrt(-1)^3 x sqrt(36)^3 =
sqrt(-1)^3 x 6^3 =
i^3 x 216 =
[-1 x i] x 216 =
-i x 216 = - 216i
