jeff2852
13.10.2019 •
Mathematics
Find the number of ways in which a committee of 5 can be selected from a group of 8 people. a) 32 b) 40 c) 56 d) 65
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Ответ:
C). 56
Step-by-step explanation:
C(n,r)=n!(r!(n−r)!)=?
C(n,r)=?
C(n,r)=C(8,5)
=8!(5!(8−5)!)
= 56
Ответ:
8
Step-by-step explanation:
since the two smaller sides added up MUST be larger than the largest side