| n2+2 | n | |||
Jeżeli limn→∞( | − | − 2a)=0 to: | ||
| 2n−1 | 2 |
| 1 | ||
A. a= | ||
| 8 |
| 1 | ||
B. a= | ||
| 4 |
| 1 | ||
C. a= | ||
| 2 |
| n2+2 | n−4a | |||
limn→∞( | − | )=0 | ||
| 2n−1 | 2 |
| 8an+n−4a+4 | ||
limn→∞ | =0 | |
| 4n−2 |
| (8a+1)n | |
=0 | |
| 4n |
| 1 | ||
a=− | ||
| 8 |
| n2+2 | n | 2(n2+2)−(2n−1)n | 4+n | ||||
− | = | = | →1/4 | ||||
| 2n−1 | 2 | 2(2n−1) | 2(2n−1) |
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
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