Question

find the value of k of polynomial x²-2x-(7k+3) if one of the zero is -4​

Answer 1

Answer:

put x=4 in the given equation

4²-2(4)-(7k+3)=0

16-8-7k-3=0

5-7k=0

-7k = -5

k = 5/7

5/7 is the answer.

Step-by-step explanation:

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