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Find the quotient and remainder when 9x^4+x^3-12x+21 is divided by x + 4.

waffles  Dec 4, 2017
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Using synthetic division, we have

 

-4  [  9    1    0     - 12          21  ]

            -36  140   -560   2288

        ___________________

        9  -35  140   -572   2309

 

So......the quotient is    9x^3 - 35x^2  + 140x - 572   remainder  2309    

 

 

cool cool cool

CPhill  Dec 4, 2017

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