KCET 2019 Math Solved Paper

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Question : 40 of 60

Marks: +1, -0

If a +

π

2

< 2tan−1x+3cot−1x < b then ‘a’ and ‘b’ are respectively.

π
2
and 2 π
π
2
and
π
2
0 and π
0 and 2π

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