Question

2) Find the Zeroes of x^ -2x-15​

Answer 1

Answer:

x^2-2x-15

x^2-5x+3x-15

x(x-5)+3(x-5)

(x-5)(x+3)

x-5=0 , x+3=0

x=5 , x=-3

zeros of the polynomial are 5,-3

hope this helps