Question

if -2 is zero of the polynomial 3x^2 -kx+2 then value of k is​

Answer 1

Answer:

put value of X =-2 in place of X in equation 12-2k+2

-2k= -2-12

=-2k=-14

k=7

Answer 2

Answer:

3x^2 -3x+2x+2

3x(x-1)-2(x-1)

(3x-2) (x-1)

hope you have helpful