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Definite Integration question

2019 · 12 Apr · Shift 1 · Q26

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PYQ Library
JEE Main
Mathematics
Definite Integration
2019 · 12 Apr · Shift 1 · Q26

Definite Integration question

2019 · 12 Apr · Shift 1 · Q26

JEE MainMathematicsDefinite IntegrationMCQ+4 / −1

If

\displaystyle\int\limits_0^{\pi/2} \frac{\cot x}{\cot x + \csc x} \, dx = m(\pi + n)

, then

m \cdot n

is equal to

A
- 1
B
1
C
$- {1 \over 2}$
D
${1 \over 2}$

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