document.write( "Question 356977: 1. A coin is tossed 9 times. \n" );
document.write( "a) How many different outcomes are possible? \n" );
document.write( "b) How many different outcomes have exactly 2 heads? \n" );
document.write( "c) How many different outcomes have at least 2 heads ? \n" );
document.write( "d) How many different outcomes have at most 5 heads? \n" );
document.write( "2. A pianist plans to play 8 different pieces at a \n" );
document.write( "recital. In how many ways can she arrange these pieces in the \n" );
document.write( "program? \n" );
document.write( "3. How many three-letter (Error: ’words’ is not defined \n" );
document.write( "in this context; see position 1 of formula ’words” can \n" );
document.write( "be made from the 10 letters ’)FGHIJKLMNO” if repetition of \n" );
document.write( "letters: \n" );
document.write( "(a) Is allowed?\r \n" );
document.write( "\n" );
document.write( "(b) Is not allowed?\r \n" );
document.write( "\n" );
document.write( "can you please explain to me why the answer is the answer? \n" );
document.write( "
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