document.write( "Question 39219: Please help me solve this:
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document.write( "Six hundred people are competing in a triathalon. there is a $1000 prize for first and a $500 prize for second. How many different first-second place finishes are possible?\r
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document.write( "I know the answer is 359,400, but i don't know how to solve it. \n" );
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Algebra.Com's Answer #24645 by Nate(3500)![]() ![]() ![]() You can put this solution on YOUR website! If the person who got first place could not get second as well: \n" ); document.write( "C(600,2) = (600!)/((598!)(2!)) = 179,700 \n" ); document.write( "If the person who got first place could get second as well: \n" ); document.write( "P(600,2) = (600!)/(598!) = 359,400 \n" ); document.write( " |