| x+3 | ||
b) y= | x0=3 | |
| x2−4 |
| x2+x+1 | ||
c)y= | x0=0 | |
| x2−x+1 |
| x+3 | ||
b) f(x)= | ||
| x2−4 |
| −x2−6x−4 | ||
f'(x)= | ||
| x4−16 |
| 9 | ||
f(3)= | y−f(x0)=f'(x0)(x−x0) | |
| 5 |
| −31 | 9 | −31 | ||||
f'(3)= | y− | = | (x−3) | |||
| −9 | 5 | −9 |
| −31 | 209 | |||
y= | − | |||
| 9x | 30 |
| x2+x+1 | ||
c) f(x)= | tutaj styczna wyszła mi y=2x−1 | |
| x2−x+1 |