Question

4 is a zero of polynomial x2-5x+k find the value of k and other zero

Answer 1

Step-by-step explanation:

p(4)=x2 -5k +k

(4)2-5k+k

16-5k+k

16-4k

4=16-4k

4-16=4k

-12=4k

-12/4=k

-3=k

therefore, the value of k is -3

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