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100!/2!(100-2)!=

 Nov 27, 2018

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 #1
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This is the same as \(\frac{100!}{2!*98!}=\frac{100*99}{2*1}=50*99=\boxed{4950}.\)

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 Nov 27, 2018
 #1
avatar+4330 
+2
Best Answer

This is the same as \(\frac{100!}{2!*98!}=\frac{100*99}{2*1}=50*99=\boxed{4950}.\)

tertre Nov 27, 2018

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