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Tardigrade
Question
Mathematics
The curve passing through the point (1, 2) given that the slope of the tangent at any point (x, y) is (2x/y) represents
Q. The curve passing through the point
(
1
,
2
)
given that the slope of the tangent at any point
(
x
,
y
)
is
y
2
x
represents
5012
204
KCET
KCET 2020
Application of Derivatives
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A
Circle
19%
B
Parabola
42%
C
Ellipse
15%
D
Hyperbola
23%
Solution:
Given,
(
d
x
d
y
=
y
2
x
)
⇒
y
d
y
=
2
x
d
x
⇒
∫
y
d
y
=
∫
2
x
d
x
⇒
y
2
/2
=
x
2
+
A
, where
A
is a constant.
The above equation represents a hyperbola.