SOLUTION: A scientist wants to research the potential spread of germs by contact. She knows that the number of possible handshakes within a group of n people is given by the equation
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Upper
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Question 1111394: A scientist wants to research the potential spread of germs by contact. She knows that the number of possible handshakes within a group of n people is given by the equation
Upper N equals one half left parenthesis n squared minus n right parenthesis .
N=1/2 (n2−n). There are 99 people at a party. How many handshakes are possible?
please give answer Answer by ikleyn(52780) (Show Source):
