Math, asked by ndeep1979, 1 year ago

if s20 = 40 ,s19 = 36.then find 20term of an ap

Answers

Answered by mritunjay24

1

Step-by-step explanation:

From the given statement, we can see the see that the no. of terms added, the sum is their square.

It is only possible when we add odd no. In A.P

Therefore, 20th term should be 39.

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