Question

Check wheather -1 is a zero of the polynomial x^2-3x-4

Answer 1

Answer:

Step-by-step explanation:

Yes -1 is a zero of polynomial

P(x)=x^2-3x-4

P(-1)=(-1)^2-3(-1)-4

=1+3-4

=4-4

=0

So,

-1 is the zero of polynomial x^2-3x-4