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28 votes
28 votes
Use the formula for nC, to evaluate the given expression.6 C5

User Nitz
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1 Answer

22 votes
22 votes

nCr

Evaluate

6C5


\begin{gathered} 6C5=(6!)/(5!(6-5)!) \\ 6\text{C}5=(6!)/(5!\cdot1!) \\ 6C5=(6)/(1) \\ 6C5=6 \end{gathered}

Number of combinations: 6

User Steffen Macke
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