(√4n2+n − 2n) * (√4n2+n + 2n) | ||
lim | = | |
√4n2+n + 2n |
4n2 + n − 4n2 | n | |||
= lim | = lim | = | ||
√4n2+n + 2n | √4n2+n + 2n |
n | n | 1 | ||||
= lim | = lim | = | ||||
|2n| + 2n | 4n | 4 |
a2−b2 | ||
(a−b) = | ||
a + b |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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