document.write( "Question 786856: There are 8 marbles in a bag if they are all different colors , in how many ways can 4 marbles be chosen? \n" ); document.write( "
Algebra.Com's Answer #477982 by edjones(8007)\"\" \"About 
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Combination=n!/((n-r)!r!)
\n" ); document.write( "=8!/((8-4)!*4!)
\n" ); document.write( "=8*7*6*5*4!/(4!*4!)
\n" ); document.write( "=8*7*6*5/(4*3*2)
\n" ); document.write( "=70 ways
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