# Given that P(x) = x^4 + ax^3 - x^2 + bx - 12 has factors x - 2 and and x + 1, how do you solve the equation P(x) = 0?

##### 1 Answer

Sep 26, 2015

This equation has

#### Explanation:

According to Viete's Theorem if

To find the other roots you have to divide

Then you can calculate the remaining roots.