Question

check whether the first polynomial is the factor of second polynomial 2y^3-4y+12;y+3​

Answer 1

Answer:

2×-27-4×-3+12

-54+12+12

-54+24

-30

So it is not the factor

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Answer 2

Answer:

y=-3

=p(-3)=2(-3)^3-4(-3)+12

=2(-27)+12+12

=-54+12+12

=-54+24

=-30