Question

answer this please ​

Answer 1

here is your answer

hope it helps.

Answer 2

Step-by-step explanation:

if (-4) is a zero polynomial

then,

${x}^2$ - x - (2k + 2 ) = 0

${(-4)}^2$- 4 - (2k + 2 ) = 0

16 + 4 - (2k - 2) = 0

20 - 2k - 2 = 0

18 - 2k = 0

18 = 2k

k = $\frac{18}{2}$

k = 9

therefore ,

value of k = 9