Question

find the value of k if x minus 1 is a factor of 4 x cube + 3 x square - 4 x + k​

Answer 1

Answer:

k = -3

Explanation:

Let p(x) = 4x³+3x²-4x+k

If (x-1) is a factor of p(x) then

p(1) = 0

=> 4(1)³+3(1)²-4(1)+k = 0

=> 4+3-4+k = 0

=> 3+k = 0

=> k = -3

••••

Answer 2

Hey !

Refer the below attachment !

Thanks!