Question

If a + b + c = 0, then a zero of the polynomial ax² + bx + c, is ______.

Answer 1

If a + b + c = 0, then a zero of the polynomial ax² + bx + c, is 1.

Explanation:

Substitute x = 1: a(1)² + b(1) + c = a + b + c = 0, so x = 1 is a zero of ax² + bx + c.