Which of the following expressions is equivalent to (4a^2b)^3(ab)^3?

Question

a. 64a^9b^6
b. 12a^7b^6
c. 64a^7b^9
d. 16a^6b^6

Answer 1

4^3a^6b^3 * a^3b^3
= 64a^9b^6
= (a)