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Class: 12
Subject: Math
Topic: Differentiation
Year: 2023
Question:
Let \(y=f(\frac{1}{x})\) and \(f'(x)=x^3\). What is the value of \(\frac{dy}{dx}\) at \(x=\frac{1}{2}\)?
A.
\(-\frac{1}{64}\)
B.
\(-\frac{1}{32}\)
C.
-32
D.
-64