Question

Answer the following question. ​

Answer 1

the formula of. (a3-b3) is explained below:

= a3 - b3

= (a-b) + 3ab (a-b)

= (a-b) + { ( a- b)2 + 3ab }

= (a-b) {a2 + b2 +ab}

so the answer is. (a-b) {a2 + b2 +ab}