Question

Determine which of the following polynomials has (x +1)factor 1. x3 +x2+x+1

Answer 1

3x+2x+x+1

X+1=0
X= -1

3 ×-1 + 2×-1 + -1 +1
= -3-2= -5
Therefore x+1 is not a factor of the given polynomial.

Answer 2

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