Question

(a+b+c)2-(a-b-c)2 how to solve please tell step by step( that 2 is square)​

Answer 1

Answer:

hey here is your answer

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

=(a-b-c)^2.

= a^2+ b^2+ c^2 -2xab- 2xbc - 2 xca.

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

hence here is your answer .