document.write( "Question 394631: Find each probability if a die is rolled 4 times
\n" ); document.write( "P(exacty one 3)
\n" ); document.write( "P(exacty three 3s)
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Algebra.Com's Answer #279968 by edjones(8007)\"\" \"About 
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Let x=1/6 and y=5/6
\n" ); document.write( "(x+y)^4=x^4+4x^3y+6x^2y^2+4xy^3+y^4
\n" ); document.write( "P(exacty one 3)
\n" ); document.write( "4xy^3=.3858
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\n" ); document.write( "P(exacty three 3s)
\n" ); document.write( "4x^3y=.0154
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\n" ); document.write( "P(at most two 3s)
\n" ); document.write( "y^4+4xy^3+6x^2y^2=.9838
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\n" ); document.write( "Ed
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