Find S10 for the series 2 + 7 + 12 + 17 +…
Solution:-
a1 = 2, d = 5
S10 = [2*a1 + (n-1)*d]
S10 = [2*2 + (10-1)*5]
S10 = 245
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Find S10 for the series 2 + 7 + 12 + 17 +…
Solution:-
a1 = 2, d = 5
S10 = [2*a1 + (n-1)*d]
S10 = [2*2 + (10-1)*5]
S10 = 245