Question

1. Determine which of the following polynomials has (x + 1) as a factor. 1.x^3-x^2-x+1​

Answer 1

Step-by-step explanation:

Apply remainder theorem

x+1=0

x=−1

Put the value of x=−1 in all equations.

(i) x

3

+x

2

+x+1=(−1)

3

+(−1)

2

+(−1)+1=−1+1−1+1=0