Question

$$\frac{1ba^{6}b^{7}}{12a^{3}b^{5}+20a^{5}b^{4}}$$

Evaluate

$\frac{a^{3}b^{4}}{4\left(5a^{2}+3b\right)}$

Show Solution

Differentiate w.r.t. a

$\frac{\left(\frac{a}{5a^{2}+3b}\right)^{2}\left(5a^{2}+9b\right)b^{4}}{4}$