Question

Q1) If -4 is a zero of the polynomial p(X) = x²+11X+K then calculate the value of k?

Answer 1

Answer:

p(4)=0

4^2+11×4+k =0

16+44+k=0

60+k=0

k=-60

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

x= –4

x²+11x+k=0

(–4)²+11(–4)+k=0

16–44+k=0

k–28=0

k=28

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