okininam okininam
  • 10-10-2020
  • Mathematics
contestada

Given the function f(x) = 4x evaluate

f(-2)

Respuesta :

thereselurling5 thereselurling5
  • 10-10-2020

Answer:

the answer =-8

Step-by-step explanation:

you subsitute -2 for x so its 4(-2) which is -8

Answer Link
saijuchacko saijuchacko
  • 10-10-2020

Answer:

Given value x=-2, just substitute it to [tex]4^{x}[/tex]

= [tex]4^{-2}[/tex]   (this uses the property [tex]a^{-m}=\frac{1}{a^{m} }[/tex])

= This results in:

[tex]\frac{1}{4^{2} } = \frac{1}{16 }[/tex]

Answer Link

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