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How do you graph the inverse function of g(x) = -4xI forgot how to do this if you...

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griselda2012 | Student, Undergraduate | eNotes Newbie

Posted May 24, 2012 at 3:25 AM via web

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How do you graph the inverse function of g(x) = -4x

I forgot how to do this if you explain it will all come to my head, thanks.

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hala718 | High School Teacher | (Level 1) Educator Emeritus

Posted May 24, 2012 at 3:35 AM (Answer #1)

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Given the function:

`g(x)= -4x.`

First we will graph the function g(x).

The inverse function is the reflection of the original function over the line y=x ( id function).

`g(x)= -4x`  ( blue line)

`g^-1 (x) = -x/4`  ( red line.)

`y= x`  ( id function) ( black line)

 

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