document.write( "Question 1139527: use the composition of functions to show that f^-1 is as given.
\n" ); document.write( "f(x)=1/2x-3, f^-1(x)=2(x+3)
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Algebra.Com's Answer #760008 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
Maybe functions are these:
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\n" ); document.write( "f(x)=(1/2)x-3, f^-1(x)=2(x+3)
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\n" ); document.write( "\n" ); document.write( "You can form the compositions yourself.\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F2%29%282%28x%2B3%29%29-3=what\"\r
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\n" ); document.write( "\n" ); document.write( "and\r
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\n" ); document.write( "\n" ); document.write( "\"2%28%28%281%2F2%29%28x-3%29%29%2B3%29=what\"\r
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\n" ); document.write( "\n" ); document.write( "Simplify each expression. WHAT is found?
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