JEE Main 9 Jan 2019 Shift 2 Solved Paper

Section: Mathematics

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Question : 46 of 90

Marks: +1, -0

If x = 3 tan t and y = 3 sec t , then the value of

d2x

dx2

at t =

π

4

, is :

[9 Jan 2019 Shift 2]

3
2√2
1
3√2
1
6
1
6√2

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