Question

1 The value of k for which (-4) is a zero of the polynomial x - x - (2k +2) is
(b) 9
(c) 6
(d)-1​

Answer 1

Answer:

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Answer 2

Answer:

put x=-4

x-x-(2k+2)=0

-4-(-4)-(2k+2)=0

-4+4-2k-2=0

-2k-2=0

-2k=2

k=2/-2

k=-1