Question

what is a value of the polynomial if x=-2​

Answer 1

Answer:

Let f(x)=x

2

−mx+7

Given, when x=2,f(2)=35

Thus,

= (2 )2 −m(2)+7=35

=>4−2m=35−7

=>−2m=28−4

=>2m=−24

=>m=−12

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