JEE Mains 28-July-2022 Shift 2 Solved Paper

Section: Mathematics
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Question : 8 of 90
 
Marks: +1, -0
Let x(t)=2√2‌cos‌t‌√ sin2t and
y(t)=2√2 sint√ sin2t,t∈(0,‌
Ï€
2
)

Then ‌
1+(
dy
dx
)
2
d2y
dx2
at t=‌
Ï€
4
is equal to:
[28-Jul-2022-Shift-2]
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