document.write( "Question 293053: What is the inverse of f(x)=4x/3x-7
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Algebra.Com's Answer #211543 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! What is the inverse of f(x)=4x/3x-7 \n" ); document.write( "----------- \n" ); document.write( "1st: Interchange x and y to get: \n" ); document.write( "x = 4y/2y-7 \n" ); document.write( "---------------- \n" ); document.write( "2nd: Solve for \"y\": \n" ); document.write( "2xy -7x = 4y \n" ); document.write( "2xy-4y = 7x \n" ); document.write( "y(2x-4) = 7x \n" ); document.write( "--- \n" ); document.write( "y = (7x)/(2x-4) \n" ); document.write( "That is the inverse. \n" ); document.write( "======================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "======================== \n" ); document.write( " |