| x3+x2−2x | ||
f(x)= | ||
| x2−4 |
| x3+x2−2x | 2 | |||
limx−>−2−0 | = [ | ] = +∞ | ||
| x2−4 | 0+ |
| x3+x2−2x | 2 | |||
limx−>−2+0 | = [ | ] = −∞ | ||
| x2−4 | 0− |
| x3+x2−2x | 8 | |||
limx−>2−0 | = [ | ] = −∞ | ||
| x2−4 | 0− |
| x3+x2−2x | 8 | |||
limx−>2+0 | = [ | ] = +∞ | ||
| x2−4 | 0+ |
| f(x) | ||
m=limx+(−)∞ | = 1 | |
| x |
coś mi nie chce wyjść to ostatnie

| x(x+2)(x−1) | x(x−1) | |||
f(x)= | = | |||
| (x−2)(x+2) | x−2 |