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Problem
Problem
Given that
y
=
7
+
2
x
5
x
2
y = \frac{7+2x}{5x^2}
y
=
5
x
2
7
+
2
x
Determine the value of
d
2
y
d
x
2
\frac{d^2y}{dx^2}
d
x
2
d
2
y
when
x
=
−
2
x = -2
x
=
−
2
.
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