# How do you use the rational root theorem to find the roots of #2x^4 + 3x^3 - 7x^2 + 3x - 9 = 0 #?

##### 1 Answer

May 23, 2015

Any rational root

So the only possible rational roots are:

Rustling up a quick spreadsheet to help, I found that

Use synthetic division to find:

So the other 2 roots of