document.write( "Question 135664: Hi,
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document.write( " Can you help me with this math problem? \r
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document.write( "16.) Find the inverse of the function.\r
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document.write( "f(x)=log(x+9) \r
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document.write( "The answer should be f-1(x)=10^x-9 \n" );
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Algebra.Com's Answer #99393 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Find the inverse of the function. \n" ); document.write( "f(x)=log(x+9) \n" ); document.write( "y = log(x+9) \n" ); document.write( "1st: Interchange x and y to get: \n" ); document.write( "x = log(y+9) \n" ); document.write( "2nd: Solve for \"y: \n" ); document.write( "y+9 = 10^x \n" ); document.write( "y = (10^x) -9 \n" ); document.write( "That is the inverse. \n" ); document.write( "------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |