\(S_n=n/2(a_1+a_n)\) (sum of artemetic mean)
\(S_60=60/2(2+120) (a_1=2,a_n=120)\)
\(S_60=30(122)\)
\(S_60=3660\)
\(S_60=60/2(2+120) (a_1=2,a_n=120)\)
\(S_60=30(122)\)
\(S_60=3660\)
Find the sum of the first 60 positive even integers.
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Answers (1)
2021-03-03
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