document.write( "Question 178653: Please give an answer of following to \r
\n" ); document.write( "\n" ); document.write( "Given f(x)= 3x-2, find f^(-1) (4)\r
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Algebra.Com's Answer #133610 by Mathtut(3670)\"\" \"About 
You can put this solution on YOUR website!
if your talking about the inverse of f(x) ..then what we have to do is replace all occurences of y with x and all occurences of x with y.
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\n" ); document.write( " let y=f(x) so y=3x-2 \"f%5E-1%28x%29\" is x=3y-2--->3y=x+2--->y=(1/3)x+(2/3)
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\n" ); document.write( "so \"f%5E-1\"(4) =(1/3)(4)+2/3=4/3+2/3=6/3=\"highlight%282%29\"\r
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