document.write( "Question 1133924: the coach has to select 2 co- captains from the 15 girls out for soccer. how many electrons are possible algebra answer \n" ); document.write( "

Algebra.Com's Answer #751169 by ikleyn(52781) $\"\"$ $\"About$

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document.write( " = 15*7 = 105 ways,\r\n" );
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document.write( "the number of combinations of 15 items taken 2 at a time.\r\n" );
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