1. lim √x2+1−1
x−>0 —————
√x2+16−4
2. lim ( x )2x Cały ułamek w nawiasie, podniesiony do 2x
x−>∞ ———
( 3+x )2x
3. lim (1+1/x2)x
x−>∞
4. lim 1−cosx
x−>0 ————
x2
| x + 3 − 3 | 3 | |||
3) = lim ( | )2x = [(1 − | )x+3)]2x/x+3 = (e−3)2 = | ||
| x + 3 | x+3 |
| √x2 + 1 − 1 | ||
f(x) = | = | |
| √x2 + 16 − 4 |
| |||||||||||
= | = | ||||||||||
|
| √x2 + 16 + 4 | ||
= | ||
| √x2 + 1 + 1 |
| √0 + 16 + 4 | 8 | |||
lim f(x) = | = | = 4 | ||
| √0 + 1 + 1 | 2 |