Question

how to do expand the form of algebraic expressions

Answer 1

By
2 2 2
a + b + c
I hope it helps u

Answer 2

by the formulae =1)a²+b²=a²+2ab+b² 2)(a²-b)²=a²-2ab+b² 3)(a+b)(a-b) =a²-b² 4)(x+a)(x+b)=x²+(a+b)x+ab