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How many participants will make 45 handshakes in total
asked
Mar 9, 2023
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How many participants will make 45 handshakes in total
Mathematics
high-school
Tron
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N - number of participants
n(n-1)/2=45
n^2-n-90=0
(n-10)(n+9)=0
n(1)= 10
Your answer would be 10 participants
Emmy
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Mar 16, 2023
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