Differentiate $4 \ln(5y)$ implicitly with respect to $x$.

University of Ilorin MTH102 2023 past question

1. $\frac{4}{y} \frac{dy}{dx}$
2. $4 \frac{dy}{dx}$
3. $\frac{4}{5y} \frac{dy}{dx}$
4. None

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