christion75 christion75

23-04-2020
Mathematics

contestada

f(x) = 4x2 + 7x - 18
Find f(-9)

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Respuesta :

Wallind11 Wallind11

23-04-2020

Answer:

f(-9)= 243

Step-by-step explanation:

f(x) = 4x²+7x -18

f(-9) = 4(-9)²+7(-9)-18

= 4(81) -63-18

= 324- 81

= 243

Answer Link

armandodelacerda879 armandodelacerda879

03-12-2020

Answer:279

Step-by-step explanation:

Bc

Answer Link

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