kai3brewer kai3brewer

23-02-2019
Mathematics

contestada

what are the zeros of the polynomial function
f(x)= x^3-2x^2-8x
a -4,0,2
b -4,2
c -2,0,4
d -2,4

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Respuesta :

meganfinert meganfinert

23-02-2019

Answer:

The zeros are 0, -2, and 4.

Step-by-step explanation:

Factor equation into x(x+2)(x-4)=0

Solve.

x+2=0

x=-2

x-4=0

x=4

and do not forget the x in the front, which needs no solving, as it equals zero.

x=0

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