document.write( "Question 373294: 8. In your political science class you are given a list of 10 books. You are to select 4 to read during the semester. How many different combinations of 4 books are available from the list of 10? \n" ); document.write( "
Algebra.Com's Answer #265730 by edjones(8007) You can put this solution on YOUR website! 10C4 \n" ); document.write( "=10!/((10-4)!4!) \n" ); document.write( "=10*9*8*7*6!/6!*4*3*2 \n" ); document.write( "=10*9*8*7/4*3*2 \n" ); document.write( "=10*3*7 \n" ); document.write( "=210 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |