SOLUTION: 3x^3-27x-7x^2+63=0 Solve for x

Algebra ->  Functions -> SOLUTION: 3x^3-27x-7x^2+63=0 Solve for x      Log On


   

Question 455255: 3x^3-27x-7x^2+63=0
Solve for x
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Start by looking for a zero that's a factor of 63, 1, 3, 7, plus and minus.
Once you find one zero, you can divide the polynomial and get a quadratic.
---
Or you can factor by grouping, even simpler.