Question

Prove that x2-y2=(x+y)(x-y)

Answer 1

x^2-y^2=(x+y)(x-y)=x×x+×-y×y
x^2-y^2

Answer 2

Hey frnd here is ur ans......

x^2-y^2=(x+y)(x-y)

RHS....

(x+y)(x-y)=x(x-y)+y(x-y)

=) x^2-xy+xy-y^2

=). x^2-y^2. proved

Hope it helps you....✌✌

Thankyou $@