Math, asked by AbhinaRamachandran, 4 months ago

The sum of the 1st and 17th term of an arithmetic sequence is 40 what is its 9th term​

Answers

Answered by kashishrana369
0

Step-by-step explanation:

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Answered by mimansha24
0

Answer:

Hence, the sum of the first 40 terms will be 40 * (3*40 + 17)/2 = 40*137 / 2 = 2740.

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