Question

find k if x-1 is a factor of kx^2-^1/2x+1​

Answer 1

if x - 1 is a factor,

than x = 1

Substituting x =1 on the that equation.

$k {1}^{2} - \frac{1}{2 \times 1} + 1 = 0$

k - 1/2 + 1 = 0

k + 1/2 = 0

K = - 1/2

k