Question

find k so that
(x-2) will be a factor​

Answer 1

Answer:

answer is c -2 is right answer

Answer 2

given

$x - 2 = 0 \\ x = 2$

now putting

$x = 2 \: in \: {x}^{3} + kx - = 0$

${2}^{3} + 2 k - 4 = 0$

$8 - 4 + 2k = 0$

$2k = - 4$

$k = - 2$