Question

How do you factor `2x^2 + 17x - 9`?

Answer 1

`[x- ((-17 + sqrt106)/4]*[x-((-17 - sqrt106)/4]`

Explanation:

with the discriminant
`D = 17^2 - 4*2(-9)= 34+72 = 106`
`x1,2= (-17 +- sqrt106)/4`