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The value of k for which x - 1 is a factor of $$\Large 4x^{3} + 3x^{2} - 4x + k$$ is

 A) 3 B) 1 C) -2 D) -3

 D) -3

(x - 1) is a factor of $$\Large 4x^{3} + 3x^{2} - 4x + k$$

On putting x = 1

$$\Large 4(1)^{3} + 3(1)^{2} - 4(1) + k = 0$$

=> 4 + 3 - 4 + k = 0

=> k = - 3

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