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>>
JEEMAIN and NEET
>>
Mathematics
>>
Class12
>>
Differential Equations
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Q)
If
x
=
sec
θ
−
cos
θ
and
y
=
sec
n
θ
−
cos
n
θ
then
(
d
y
d
x
)
2
=
(
a
)
n
2
(
y
2
+
2
)
x
2
+
4
(
b
)
(
n
2
+
2
)
(
y
2
+
4
)
(
x
2
+
4
)
(
c
)
x
2
+
4
(
y
2
+
4
)
(
n
2
+
2
)
(
d
)
y
2
+
4
x
2
+
4
(
n
2
)
Share
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