oblicz
Polcia : Oblicz:
a)(1+12)*(1+13)*(1+14)*....*(1+12009)*(1+12010)
b) uzasadnij, że liczba:
(1+12)*(1−13)*(1+14)*(1−15)*.....*(1−12n−1)*(1+12n)
14 paź 11:17
agata: | | 1 | | 1 | | 3 | | 4 | | 5 | | 6 | |
a)(1+ |
| )*....*(1+ |
| )= |
| * |
| * |
| * |
| *... |
| | 2 | | 2010 | | 2 | | 3 | | 4 | | 5 | |
| 2010 | | 2011 | | 2011 | |
| * |
| = |
| |
| 2009 | | 2010 | | 2 | |
14 paź 11:28