document.write( "Question 926914: This problem involves combinations.\r
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document.write( " A student must answer nine of the thirteen questions on an exam. In how many ways can she choose the nine questions?
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Algebra.Com's Answer #563193 by Edwin McCravy(20055)![]() ![]() You can put this solution on YOUR website! ` \n" ); document.write( "13 Choose 9 = 13C9 = 715 \n" ); document.write( " |