Question

6. Find the value of k if x – 1 is a factor of 4x3 + 3x2 – 4x +k.​

Answer 1

Answer: -3

Step-by-step explanation:

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Answer 2

Put the value x = 1 ,

Therefore, 4x³+3x²- 4x +k = 0

4(1)³+3(1)²-4(1)+k = 0

4+3-4+k = 0

3+k = 0

k = - 3

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