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17-09-2020
Mathematics

contestada

f(x) = -x² – 9x - 7 Find f(3)

Respuesta :

17-09-2020

Answer:

f(3) = -43

Step-by-step explanation:

alright so all you have to do is substitute x with 3 so it gonna look like

-(3)^2-9(3)-7= f(x)

now you just have to solve

-9-27-7=f(x)

f(x)= -43

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