Question

Completely factorise the following polynomial equations and hence solve for 𝑥.? i) `9x^3+10x^2−17x−2=0`

Answer 1

I tried with a method that we called "Ruffini's Method":

Explanation:

I'll try to explain as best as I can using also colours:

as a reference try:

http://mathworld.wolfram.com/RuffinisRule.html