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| 1 | 3 | x2 + x + 1 − 3 | |||
− | = | = | |||
| 1 − x | 1 − x3 | 1 − x3 |
| x2 + x − 2 | (x − 1)(x + 2) | x + 2 | ||||
= | = | = | → | |||
| 1 − x3 | −(x−1)(x2 + x + 1) | −(x2 + x + 1) |
| 1 | 1 | x2+x+1 | x2+x+1 | ||||
= | . | = | . | ||||
| x−1 | x−1 | x2+x+1 | x3 −1 |
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
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