Тема: интегралы
2) [m]\int \frac{5-x}{\sqrt[4]{x}} dx =\int (5x^{-1/4} - x^{3/4}) dx = \frac{5x^{3/4}}{3/4} - \frac{x^{7/4}}{7/4} + C = \frac{20x^{3/4}}{3} - \frac{4x^{7/4}}{7} + C[/m]
3) [m]\int \frac{1}{x+4} dx = ln\ |x+4| + C[/m]