NDA Math Inverse Circular Functions

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Question : 6 of 25
 
Marks: +1, -0
Consider the following values of x:
1. 8
2. −4
3.
1
6

4. −
1
4

Which of the above values of x is/are the solutions of the equation tan−1(2x)+tan−1(3x)=
Ï€
4
[NDA II 2018]
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