Question

Find the value of k if x-1 is a factor of 2x^2 + x + k

Answer 1

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Answer 2

Answer:

k=2

Step-by-step explanation:

if x+1 is a factor,

==> x+1=0

==>x=(-1).

Substituting into the polynomial, we get:

==>2(-1)^2+k(-1)=0

==>2(1)+(-k)=0

==>2-k=0

==>-k=-2

==>k=2

Final answer we get is k=2.

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