Math, asked by bhuvan7729, 7 months ago

nh term of AP is 2n+5 then find S 1

Answers

Answered by beheraarundhati1998

1

Answer:

44

Step-by-step explanation:

t

n

=2n+5

First term =2×1+5=7

Last term =2×38+5=81

∴A.M.=

2

7+81

=44answer

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