JEE Main 12 Apr 2019 Paper 1 Solved Paper

Section: Mathematics

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Question : 76 of 90

Marks: +1, -0

If

π

2

∫

0

cot‌x

cot‌x+cosec‌x

dx=m(π+n) , then m.n is equal to:

[12 Apr 2019 Shift 1]

-1
−
1
2
1
1
2

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