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JEE MAIN 2019
09-01-19 S2
Question
If $x=3$ tan $t$ and $y=3$ sect, then the value of $\frac{d^2 y}{d x^2}$ at $t=\frac{\pi}{4}$, is
Select the correct option:
A
$\frac{1}{6 \sqrt{2}}$
B
$\frac{1}{3 \sqrt{2}}$
C
$\frac{3}{2 \sqrt{2}}$
D
$\frac{1}{6}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Question Tags
JEE Main
Mathematics
Easy
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