Question

if -4 is a zero of a polynomial x square minus x minus (2 + 2 k) , then value of k is ?​

Answer 1

Answer:

x sq.-(2+2k).....-4 =x..(given)

-4sq.-(2+2k)

=16-2+2k

14+2k=0

2k=-14

2k= -7

Answer 2

asnwer:k=9

pls refer my attachment:

hope it helps....