| e7x − 7x −1 | ||
lim | ||
| sin2(5x) |
| e7x−7x−1 | 25x2 | ||
lim x→0 | |||
| 25x2 | sin2(5x) |
| e7x−7x−1 | 25x2 | |||
lim x→0 | lim x→0 | |||
| 25x2 | sin2(5x) |
| e7x−7x−1 | ||
lim x→0 | ||
| 25x2 |
| 1 | ||
t= | x | |
| 2 |
| e14t−14t−1 | ||
lim t→0 | ||
| 100t2 |
| (e14t−2e7t+1)+2e7t−14t−2 | ||
lim t→0 | ||
| 100t2 |
| (e7t−1)2 | e7t−7t−1 | |||
lim t→0 | +lim t→0 | |||
| 100t2 | 50t2 |
| 49 | (e7t−1)2 | e7t−7t−1 | |||
lim t→0 | +lim t→0 | ||||
| 100 | 49t2 | 50t2 |
| 49 | 1 | |||
L= | + | L | ||
| 100 | 2 |
| 1 | 49 | ||
L= | |||
| 2 | 100 |
| 49 | ||
L= | ||
| 50 |