document.write( "Question 262144: If f(x)=(1/3)x + 3, then f-1(x) is?\r
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document.write( "I got 3x-3, but I got it wrong. \n" );
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Algebra.Com's Answer #193114 by palanisamy(496)![]() ![]() ![]() You can put this solution on YOUR website! Let f(x)=(1/3)x + 3=y \n" ); document.write( " x/3 = y-3 \n" ); document.write( " x = 3(y-3) \n" ); document.write( "So, f-1(x) = 3(x-3) \n" ); document.write( " |