Question

 If TC = 0.5q3 − 3q2 + 25q + 20 derive functions for: (a) MC, (b) AC, (c) the slope of AC.

Answer 1

$$MC=1,5q^3-6q+25$$

$$AC=0.5q^2-3q+25+\frac{20}{q}$$

$$\frac {\delta AC}{\delta q}=q-3-\frac{20}{q^2}$$