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Mathematics
Mathematics
Problem
If
y
=
x
+
1
x
y = \sqrt{x} + \frac{1}{\sqrt{x}}
y
=
x
+
x
1
, show that
2
x
d
y
d
x
+
y
=
2
x
2x \frac{dy}{dx} + y = 2\sqrt{x}
2
x
d
x
d
y
+
y
=
2
x
.
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