Question

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Answer 1

Answer:

k=-3

Step-by-step explanation:

given x-1 is a factor

then x-1=0

          x=1

then  1 is a zero of the expression 4x³+3x²-4x+k

hence    4x³+3x²-4x+k=0

           4(1)³+3(1)²-4(1)+k=0

          4+3-4+k=0

               ⇒ k=-3

hope this helps you

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Answer 2

Here's the answer mate may it help you bro