NDA Math Inverse Circular Functions

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Question : 15 of 25
 
Marks: +1, -0
Consider the following statements :
1. tan−1x+tan−1(
1
x
)
=π

2. There exists x,y∊[−1,1] ,where x≠y such that sin−1x+cos−1y=
π
2

Which of the above statements is/are correct?
[NDA I 2016]
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