| f(x) | a | x | a x + b | xn | 1 x |
√x | x2 |
| f '(x) | 0 | 1 | a | n xn−1 | −1 x2 |
1 2 √x |
2 x |
| f(x) | u + v | u v | u v |
f(u) | un |
| f '(x) | u' + v' | u' v + u v' | u' v − u v' v2 |
u' f '(u) | n u' un−1 |