AidaI240609 AidaI240609
  • 29-10-2022
  • Mathematics
contestada

Find f(3) if f(x) = x^4 + 2x² - 1

Find f3 if fx x4 2x 1 class=

Respuesta :

DeepY527964 DeepY527964
  • 29-10-2022

Given

[tex]f(x)=x^4+2x^2-1,[/tex]

in order to find f(3) we must replace every x in the function with a 3 and simplify:

[tex]f(3)=(3)^4+2(3)^2-1=81+2(9)-1=80+18=98.[/tex]

So f(3)=98.

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