Math, asked by shivasuchith7989, 5 months ago

sum of these 21 terms of the a.p.2,5,8,11......62 is,........pls tell me fast

Answers

Answered by Anonymous

2

${\huge{\star}{\color{skyblue}{\rm{Answer}}}} \huge\star$

sn=n/2(a+an)

S21=21/2(2+62)

21×64/2

21×32

=672

Answered by wwwanweshamodi17

2

Answer:

I hope it helps you................

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