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Rom a club of 12 people, in how many ways can a group of two members be selected to attend a conference?

Rom a club of 12 people, in how many ways can a group of two members be selected to attend a conference?
asked 30.0k views
3 votes
rom a club of 12 people, in how many ways can a group of two members be selected to attend a conference?

asked
User Phil Sheard
by
8.7k points

1 Answer

3 votes

Answer:

66

Explanation:


\binom{12}{2}=(12!)/(10!21)=(12 \cdot 11)/(2)=66

answered
User ManojK
by
8.7k points
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