Question

Find the value of k for which x=-2
is a root of the quadratic equation
k x²+x-6=0​

Answer 1

Answer:

2

Explanation:

kx^2+x-6=0

or, k(-2)^2+(-2)-6=0

or, 4k-2-6=0

or, 4k-8=0

or, 4k=8

or, k=8/4

or, k=2