Math, asked by Mansit7381, 1 year ago

Find the sum of the first 51 terms of an ap whose 26th term is 300

Answers

Answered by manpreetkrgrovpa0h41

3

a26=300
a+25d=300
S51=51/2 (2a+50d)=51 (a+25d)=51*300=15300

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