Question

show that it (a + b) (a-b) + (b+c)(b-c) + (c+a) (c-a)

class 8 algebraic expressions ​

Answer 1

Answer:

by applying algebraic formula that is

$(a + b)(a - b) = {a }^{2} - {b}^{2}$

Answer 2

(1+2)(1+2) + (2+3) (2+3) + (3+1) (3+1)

I hope it helps you