Question

The Sum of first 8 terms of an
AP os 100 and the sum of first 19 term is 551. find the AP.​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

First we will list the data we are given.

The sum of the first 8 terms of the A.P is = 100

The sum of the first 19 terms is = 551

Now Let The First term of the A.P be a

, and the common difference be d

So, According to the problem,