emilyangelgrace
emilyangelgrace emilyangelgrace
  • 02-04-2020
  • Mathematics
contestada

PLEASE HELP!!!!

Use f(x) = 5^x for questions 7-8

7. f(2) =

8. f^-1(25) =

Respuesta :

instaoceanclash
instaoceanclash instaoceanclash
  • 02-04-2020

Answer: 25, 2

Step-by-step explanation:

7

f(x) = 5^x

plug 2 into x

f(2) = 5^2

f(2) = 25

8

the inverse of f(x) is f^-1(x), so the x and y values are switched

if y = f^-1(25)

then f(y) = 25

in question 7, we found this same value to be 2

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