document.write( "Question 969707: Prove that the product of three consecutive positive integers
\n" );
document.write( "is divisible by 6. \n" );
document.write( "
Algebra.Com's Answer #802079 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! n(n+1)(n+2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Out of these numbers, at least one of them is even and at least one of them is a multiple of 3.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "even: \n" ); document.write( "even, odd, even \n" ); document.write( "odd, even, odd\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "divisible by 3 (use remainders): \n" ); document.write( "0, 1, 2 \n" ); document.write( "1, 2, 0 \n" ); document.write( "2, 0, 1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore, the product of any three consecutive integers is divisible by 6. \n" ); document.write( " |