Math, asked by raghuwanshirimee5, 9 months ago

Find the sum of 15 terms of the arithmetic progression whose nth term is 4n+ 1

Answers

Answered by bhavithchandrac

0

Answer:

495

Step-by-step explanation:

a=5 and last term is 61

so sum of 15 terms is 15/2(66)=495

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