document.write( "Question 948380: Find the inverse function of f(x)= 4-x^2, x=> 0 \n" ); document.write( "
Algebra.Com's Answer #578869 by amarjeeth123(570)\"\" \"About 
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Let y= 4-x^2
\n" ); document.write( "Replacing x with y and y with x we get,
\n" ); document.write( "x=4-y^2
\n" ); document.write( "y^2=4-x
\n" ); document.write( "y=√(4-x)
\n" ); document.write( "F(x)=√(4-x) is the inverse function of the given function.
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