Question

(a-b)²-(b-c)² factorise using suitable identities​

Answer 1

Answer:

See this attachment answer is there

Answer 2

Answer:

(a-b)^2-(b-c)^2

=a^2+b^2-2ab-(b^2+c^2-2bc)

=a^2+b^2- 2ab-b^2-c^2+2bc

=a^2-c^2-2ab-2bc

a^2-c^2-2b(a-c)