Math, asked by nonaberry874, 17 days ago

What is the value of polynomial x2+8x+k, if - 3 is a zero of the polynomial​

Answers

Answered by xxhyperking01xx
6

Answer:

 {x}^{2}  + 8x + k

put x = -3

 { - 3}^{2}  + 8( - 3) + k = 0

9 - 24 + k = 0

 - 15 + k = 0

 k = 15

15 is the correct answer

Step-by-step explanation:

hope its help u

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