Find $\frac{\partial P}{\partial R}$ If $P=\frac{V^{2}}{R}$
A) $-\frac{V^{2}}{R^{2}}$ B) $-\frac{2 V}{R^{2}}$ C) $\frac{2 \mathrm{~V}}{\mathrm{R}^{2}}$

Find $\frac{\partial P}{\partial R}$ if $P=\frac{V^{2}}{R}$ .

A) $-\frac{V^{2}}{R^{2}}$
B) $-\frac{2 V}{R^{2}}$
C) $\frac{2 \mathrm{~V}}{\mathrm{R}^{2}}$
D) $\frac{V^{2}}{R^{2}}$