SOLUTION: Find all the roots of the equation below given that one fo the roots is -4: {{{ x^3-12x+16=0 }}}

Algebra ->  Square-cubic-other-roots -> SOLUTION: Find all the roots of the equation below given that one fo the roots is -4: {{{ x^3-12x+16=0 }}}      Log On


   

Question 76888: Find all the roots of the equation below given that one fo the roots is -4: +x%5E3-12x%2B16=0+
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Since I cannot format the solver here, check out the synthetic division solver here. If you enter the equation as 1,0,-12,16 (exactly as I have it all in the first box) and enter a test zero of -4 in the second box, you'll get a step-by-step guide to the answer.