angiegammon86 angiegammon86

24-07-2020
Mathematics

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if f(x) = 2x -6 then f^-1 (x) = HELP PLZZZ!!!

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icontacto2012 icontacto2012

24-07-2020

Answer:

Step-by-step explanation:

y [tex]y = 2x -6 \\x = 2y -6\\\\x+6 = 2y\\\\\\frac{x+6}{2} = y \\y= \frac{x+6}{2} \\f^{-1}(x) = \frac{x+6}{2}= \frac{x}{2} + 3[/tex]

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