Question

What number should be added to the polynomial x^2+7x-35,so that3 is the zero of polynomial

Answer 1

Answer:

Let P(x) =x2+7x-35

P(3)=3×3+7×3-35

=9+21-35

=-5

Remainder =-5

Thus - 5 is added to p(x) so that 3is one of the zero.