Question

Find the zeros of f(x)=x^2+2x-8

Answer 1

(2,-4)

Explanation:

Answer 2

(x - 2) (x +4)

Explanation:

Find what two numbers multiplied make -8 and those same numbers will equal 2 when they are subtracted. So...

4 x -2 = 8

4 - 2 = 2

So, (x - 2) (x + 4)