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Definite Integration question

2024 · 9 Apr · Shift 2 · Q36

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PYQ Library
JEE Main
Mathematics
Definite Integration
2024 · 9 Apr · Shift 2 · Q36

Definite Integration question

2024 · 9 Apr · Shift 2 · Q36

JEE MainMathematicsDefinite IntegrationMCQ+4 / −1

The integral

\int_{1 / 4}^{3 / 4} \cos \left(2 \cot ^{-1} \sqrt{\frac{1-x}{1+x}}\right) d x

is equal to

A
$-1/2$
B
$-1/4$
C
1/4
D
1/2

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