Question

if -2 is the root of the equation x2 + kx -6 =0, then find value of k​

Answer 1

hope this will help you

Answer 2

Answer:

x2+kx-6=0

solution:

here X=-2

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

4-2k-6=0

-2k-2=0

-2(k+1)=0

k+1=0

k=-1