# How do you factor #4x^3-12x^2-37x-15#?

##### 1 Answer

If

So

Next use synthetic division to find:

The remaining quadratic factor

This has discriminant

...a nice positive square number, so

Multiplying both sides by

Hence

Putting this together:

May 17, 2015

If

So

Next use synthetic division to find:

The remaining quadratic factor

This has discriminant

...a nice positive square number, so

Multiplying both sides by

Hence

Putting this together: