Math, asked by jaspreetsingh65902, 8 months ago

If the sum of the first 7 term of an A. P. is 119 and that of the first 17 terms is 714, find the sum of its first n terms,

Answers

Answered by devarakondamohan312

1

Answer:

sum of first n terms is n 8s the answer mark this as brainliest

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