Question

Factoring of cubed expressions: Hi Guys, how do I factor (x^3+1). It looks easy, but what method do I use? Thanks!

Answer 1

\[1=1^{3},a ^{3}+b ^{3}=\left( a+b \right)\left( a ^{2}-ab+b ^{2} \right)\]

Answer 2

The term SOAP is useful here