Question

Evaluate: a2 (b2 – c2) + b2 (c2 – a2) + c2 (a2 – b2)​

Answer 1

Answer:

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

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

= 0