AP EAMCET Engineering 22 Apr 2019 Shift 1 Paper

Section: Mathematics

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Question : 67 of 160

Marks: +1, -0

If x = 4 cos3 θ and y = 3 sin2 θ , then

d2y

dx2

at θ =

π

4

is

1
3
1
6
−
1
6
−
1
3

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