viktoria1198zz viktoria1198zz

20-09-2018
Mathematics

contestada

PLEASE HELP! 20POINTS

Find the inverse of the function f(x)= 2x - 4 and show explain each step used to find the inverse.

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maria2516 maria2516

20-09-2018

f^-1 (x) = 2 + x/2 ...

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09pqr4sT 09pqr4sT

31-07-2020

Answer:

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

Step-by-step explanation:

f(x) = 2x - 4

y = 2x - 4

y + 4 = 2x

y/2 + 4/2 = x

Switch variables.

x/2 + 2 = y

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