| e2x−9x−1 | ||
limx→0 | ||
| sin(2x) |
| 7 | ||
− | ||
| 2 |
| (e2x−9x−1)' | 2e2x−9 | |||
=limx→0 | = limx→0 | = | ||
| (sin(2x))' | 2cos(2x) |
| 2e2*0−9 | ||
= | ||
| 2cos(2*0) |
| e2x−9x−1 | ||
limx→0 | ||
| sin(2x) |
| e2x−9x−1 | 2x | ||
limx→0 | |||
| 2x | sin(2x) |
| e2x−9x−1 | 2x | |||
limx→0 | limx→0 | |||
| 2x | sin(2x) |
| e2x−9x−1 | ||
limx→0 | ||
| 2x |
| e2x−1 | 9x | |||
limx→0 | −limx→0 | |||
| 2x | 2x |
| 9 | 7 | |||
1− | =− | |||
| 2 | 2 |