Kappa123 Kappa123

01-01-2016
Mathematics

contestada

What is the inverse of the function f(x) = 2x + 1?
A.h(x) = 1/2x - 1/2
B.h(x) = 1/2x +1/2
C.h(x) = 1/2x -2
D.h(x) = 1/2x +2

Respuesta :

Panoyin Panoyin

02-01-2016

      f(x) = 2x + 1
   y = 2x + 1
         x = 2y + 1
    x - 1 = 2y
       2    2
¹/₂x - ¹/₂ = y

The answer is A.

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playa3618 playa3618

28-09-2018

Your answser would be A. I just took the test

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