document.write( "Question 313781: The last digit of 3^2007 is\r
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document.write( "a 1 b 3 c 5 d 7 e 9 \n" );
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Algebra.Com's Answer #224368 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! 7 \n" ); document.write( "------- \n" ); document.write( "You'll see that if you list the powers of 3 \n" ); document.write( "3 \n" ); document.write( "9 \n" ); document.write( "27 \n" ); document.write( "81 \n" ); document.write( "etc. \n" ); document.write( " \n" ); document.write( " |