UPSC NDA II 2018 Mathematics Solved Paper

© examsiri.com

Question : 7 of 120

Marks: +1, -0

The sum of the series 3−1+‌‌

1

3

−‌‌

1

9

+... is equal to

[NDA II 2018]

20
9
9
20
9
4
4
9

Go to Question:

Prev Question

Next Question