Posted by Ryan on .
x^44x^3+3x^2+8x16
Find the zeroes given one is x^2x4.
I don't know what to do now. i tried synthetic division. pls help : D

Math 
Steve,
synthetic division only work for linear factors.
Long division yields
x^44x^3+3x^2+8x16 = (x^2x4)(x^23x+4)
finding the zeros now is easy.
Right?