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Mathematics
Mathematics
Problem
The curve
C
C
C
has equation
y
=
4
x
2
+
5
−
x
x
y = 4x^2 + \frac{5-x}{x}
y
=
4
x
2
+
x
5
−
x
,
x
≠
0
x \neq 0
x
=
0
. The point
P
P
P
on
C
C
C
has
x
x
x
-coordinate 1. a. Show that the value of
d
y
d
x
\frac{dy}{dx}
d
x
d
y
at
P
P
P
is 3.
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