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21-06-2018
Mathematics

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Use the quadratic function to predict f(x) if x equals 2

A. f(2)=125

B. f(2)=87

C. f(2)=111

D. f(2)=63

Use the quadratic function to predict fx if x equals 2 A f2125B f287C f2111D f263 class=

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clairebear11213 clairebear11213

21-06-2018

To find f(2), we plug in 2 for every x:
[tex]f(2) = - 3 {(2)}^{2} + 180(2) - 285 \\ = - 12 + 360 - 285 \\ = 63[/tex]
We simplify to find the answer is D. f(2) = 63

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