document.write( "Question 875715: WHat is the value you of nCr when n= r+1? \n" ); document.write( "
Algebra.Com's Answer #528391 by jim_thompson5910(35256)\"\" \"About 
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n C r = (n!)/(r!(n-r)!)\r
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\n" ); document.write( "\n" ); document.write( "n C r = ((r+1)!)/(r!(r+1-r)!)\r
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\n" ); document.write( "\n" ); document.write( "n C r = ((r+1)!)/(r!(1)!)\r
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\n" ); document.write( "\n" ); document.write( "n C r = ((r+1)!)/(r!*1)\r
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\n" ); document.write( "\n" ); document.write( "n C r = ((r+1)!)/(r!)\r
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\n" ); document.write( "\n" ); document.write( "n C r = ((r+1)*r!)/(r!)\r
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\n" ); document.write( "\n" ); document.write( "n C r = r+1\r
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\n" ); document.write( "\n" ); document.write( "So, n C r = r+1 when n = r+1
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