F(9)=-4(9)^2-4(9)+18=

Lister asked Jun 18, 2023

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Lister asked Jun 18, 2023

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10 votes

The answer is -342

Step - by - step

f(9)=-4(9)^2-4(9)+18

= -4*81-36+18

= -324-36+18

= -360+18

= -342

Frozenjim answered Jun 22, 2023

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