BITSAT 2016 Paper

Section: Mathematics

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Question : 88 of 150

Marks: +1, -0

If

sin−1(‌‌

2a

1+a2

)−cos−1(‌‌

1−b2

1*b2

)=tan−1(‌‌

2x

1−x2

)

the what is the value of x?

a
b
ab
b
a
a−b
1+ab

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