Math, asked by dravyaspnaga, 8 months ago

The sum of an arithmetic sequence is 416 find its 7th term

Answers

Answered by tessa6750

2

Answer:

S13=416

A7=?

Sn=n/2(2a+(n-1)d)

S13=13/2(2a+12d)

416=13(a+6d)

416/13=a+6d

32=a7

i think so something is missing .

hope it helps you

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