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3 years ago

7

F(x) = 4x² + 7x – 18 Find f(-9)

1 answer:

IRISSAK [1]3 years ago

6 0

Step-by-step explanation:

f(x) = 4x² + 7x - 18

f(-9) = 4 * (-9)² + 7 * (-9) - 18

= 324 - 63 - 18

= 243

Hope it will help :)

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