Question

Simplify:- -(a-b) (a+b) + (b-c) (b+c)+(c-a) (c+a)​

Answer 1

Answer:

To add:

a−b+ab, b−c+bc, c−a+ac

a−b+b−c+c−a +ab+bc+ac

=0+ab+bc+ac

=ab+bc+ac

Step-by-step explanation: