Question

6. Find the value of k, if X+ 1 is a
factor of the polynomial
2x²+ kx​

Answer 1

Answer:

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Answer 2

Answer:

Let p(x) = 2x2 + kx

Since, (x + 1) is a factor of p(x), then

p(-1)=0

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

⇒ 2-k = 0 ⇒ k= 2

Hence, the value of k is 2

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