$$(l^{2}\frac{(0.034)}{2\times75}$$
$\frac{17l^{2}}{75000}$
$$l^{2}\times \frac{0.034}{150}$$
$$l^{2}\times \frac{34}{150000}$$
$$l^{2}\times \frac{17}{75000}$$
Show Solution
Hide Solution
$\frac{17l}{37500}$
$$\frac{\mathrm{d}}{\mathrm{d}l}(l^{2}\times \frac{0.034}{150})$$
$$\frac{\mathrm{d}}{\mathrm{d}l}(l^{2}\times \frac{34}{150000})$$
$$\frac{\mathrm{d}}{\mathrm{d}l}(l^{2}\times \frac{17}{75000})$$
$$2\times \frac{17}{75000}l^{2-1}$$
$$\frac{17}{37500}l^{2-1}$$
$$\frac{17}{37500}l^{1}$$
$$\frac{17}{37500}l$$
