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What is Sn for the arithmetic series in which a1=16 , an=98 and n =13?

User Rahul Tank
by
6.2k points

1 Answer

4 votes

Answer:741

Explanation:

Given

First term
a_1=16

last term
a_n=98

and no of terms
n=13

And sum of n terms is given by


S_n=(n)/(2)[a_1+a_n]


S_n=(13)/(2)[16+98]


S_n=(13* 114)/(2)


S_n=13* 57


S_n=741

Sp sum of n terms is 741

User VishvAs VAsuki
by
6.5k points
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