merrittmckenna
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  • 01-07-2020
  • Mathematics
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Which of the following pairs of functions are inverses of eachother?

Which of the following pairs of functions are inverses of eachother class=

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Space
Space Space
  • 01-07-2020

Answer:

D.

Step-by-step explanation:

When you plug g(x) into f(x), your output is x, which is the correct output for when 2 functions are inverses of each other:

(f of g)(x) = [tex]\frac{4(x+8)-9-8}{4} +9[/tex]

= (x + 8) -9 - 8 + 9

= x + 8 - 8

= x

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