jmd667600 jmd667600
  • 15-03-2018
  • Mathematics
contestada

If f(x) = 5x, what is f–1(x)?

Respuesta :

patricks7incovgywq patricks7incovgywq
  • 17-03-2018
Write as a system fx=5x=f-1x

Simplify the expression
fx=5x
f-1x=5x

Solve the equation
fx=5x
f-6x=0

Substitute the value of f into the equation
fx=5x
f=6x

Solve the equation
6x*x=15

Substitute the values
x=0
x=5/6

Solve the equation
f=6x0
f=6x5/6

The possible solutions are
f=0
f=5



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