Question

4.What must be subtracted from the polynomial f(x)= x4+2x3 -13x2 -12x so that the resulting polynomial is exactly divisible by x2 -4x +3.
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Answer 1

Step-by-step explanation:

2x-4x+3=0

-2x+3=0

-2x=-3

x=3/2

p(3/2)=4x+2x^3-13x^2-12x

4(3/2)+2(3/2)^3-13(3/2)^2-12(3/2)

12/2+2(27/8)-13(9/4)-36/2

6+54/8-117/4-12

now u can do it urself