1 | √5 | |||
a1= | = | |||
√5 | 5 |
√5 | 1−(√5)7 | √5 | 1−125√5 | |||||
S7= | * | = | * | = | ||||
5 | 1−√5 | 5 | 1−√5 |
√5 | (1−125√5)(1+√5) | |||
= | * | = | ||
5 | 1−5 |
√5 | 1+√5−125√5−625 | |||
= | * | = | ||
5 | −4 |
√5 | −124√5−624 | √5 | 155+156√5 | |||||
= | * | = | (31√5+156)= | |||||
5 | −4 | 5 | 5 |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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