Ask your own question, for FREE!
Mathematics 15 Online
OpenStudy (anonymous):

How does (a-1)^3 = (a^3-3a^2+3a-1)? I get a^3+a-1. (a-1)^3 = (a-1)(a^2-2a+1)=a^3-2a^2+2a^2-1=a^3+a-1

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!