| lnt | ||
Napisać równanie stycznej do krzywej x=tlnt, y= | w dowolnie wybranym punkcie tej | |
| t |
| dx | |
=... | |
| dt |
| dy | |
=... | |
| dt |
| dy | ||
gdzie a= | (x0) | |
| dx |
| dy | ||
a | jak mam policzyc | |
| dx |
| dy | dt | ||
* | |||
| dt | dx |
| dx | ||
x(t) = t*ln(t) | = ln(t) + 1 | |
| dt |
| ln(t) | dy | 1−ln(t) | ||||
y(t) = | = | |||||
| t | dt | t2 |
| (dy/dt)t=1 | ||
a = | = 1 | |
| (dx/dt)t=1 |
