Math, asked by somnathpaul, 1 year ago

find the value of 35+37+.....25th odd numbers.

Answers

Answered by RaviKumarNaharwal

7

a =35
sn = n/2 (2a+(n-1)d)
sn= 25/2 (2×35 +(25-1)2)
= 25/2 (70+48)
=25/2 (118)
= 25× 59
= 1475

Answered by AR17

4

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