Question

What are the zeros of the polynomial function f(x)=x^2-x-20

Answer 1

x=5 or x= -4

Explanation:

hello :

f(x)=x²-x-20

solve : x²-x-20 =0

(x-5)(x+4)=0

x-5=0 or x+4=0

x=5 or x= -4