UPSC NDA II 2013 Mathematics Paper

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Question : 3 of 120
 
Marks: +1, -0
Consider the following:
1. tan(‌
Ï€
6
)

2. tan(‌
3Ï€
4
)

3. tan(‌
5Ï€
4
)

4. tan(‌
2Ï€
3
)

What is the correct order?
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