Question

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

Answer 1

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

Here we write like terms together.

a^2 - a^2 - b^2 + b^2 - c^2 + c^2

On solving we will get

0

Thanks