There are 4 steps on how you will going to cube a binomial:
 step 1: cube the 1st term
 step 2:thrice the product of the squared,of the 1st term and 2nd term
 step 3:thrice the product of the 1st term and the square of the 2nd term
 step 4:cube the last term
 that's all i hope that i answer your question! ☺☺
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