document.write( "Question 976410: Inverse of the permutations f =( 1,4,2 ) is? \n" ); document.write( "
Algebra.Com's Answer #597988 by Edwin McCravy(20055)\"\" \"About 
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document.write( "The permutation f = (1,4,2) takes 1 to 4, then 4 to 2, and 2 to 1\r\n" );
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document.write( "(The reason it takes 2 to 1 is because the last number in\r\n" );
document.write( "a cycle is considered to go to the first number) \r\n" );
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document.write( "Its inverse is what takes each back to what it was before.\r\n" );
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document.write( "So the inverse takes 4 back to 1, 1 back to 2, and 2 back to 4.\r\n" );
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document.write( "f-1 = (4,1,2) which is the same as (1,2,4) \r\n" );
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document.write( "Edwin
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