Question

Is it possible to factor `y=x^2 -2x - 15`? If so, what are the factors?

Answer 1

X+3, x-5

Explanation:

...which you can confirm instantly by multiplying the two factors back.

`(x+3)(x-5) = x^2 + 3x - 5x - 15 = x^2 - 2x - 15`

GOOD LUCK