| nn | ||
1) ∞∑ n=1 | ||
| 3 do potegi n *n! |
| nn | ||
2)∞ ∑ n=1 | ||
| (2n!) |
| (n+1 | ||
4) ∞ ∑ n=1 | )n2 | |
| n |
| x−3 | 3x2−5 | |||
a) | + | |||
| x+3 | x2+6x+9 |
| x+2 | 3x3−2x2 | |||
b) | − | |||
| 2x+5 | (2x+5)(x+3) |
| 5x−15 | x−5 | |||
c) | x | |||
| x2−25 | x−3 |
| 1 | 1−√7 | |||
x= | * | obliczam i mam ujemny wynik ,a w odpowiedziach jest dodatni , | ||
| 1+√7 | 1−√7 |
| 2x+1 | ||
a) | ||
| x3−5x2 |
| (2x−1)(x+4) | ||
b) | ||
| 4x2−1 |
| 8−2x2 | ||
c) | ||
| (x−1)(x+2) |