SOLUTION: I am not sure if this problem pertains to the subject, but here it is. 4a^3(-6a)^3 I tried to multiply it out, but don't know if the answer I got was right. My answer is -24a^

Algebra ->  Square-cubic-other-roots -> SOLUTION: I am not sure if this problem pertains to the subject, but here it is. 4a^3(-6a)^3 I tried to multiply it out, but don't know if the answer I got was right. My answer is -24a^      Log On


   



Question 152255: I am not sure if this problem pertains to the subject, but here it is.
4a^3(-6a)^3
I tried to multiply it out, but don't know if the answer I got was right. My answer is -24a^9

Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
slightly awray...

(-6a)^3=(-6)^3(a^3)=-216a^3

multiplying powers means adding exponents __ 4a^3(-216a^3)=-864a^6