| (2n+3)2−(√4n2+6n−3)2 | ||
lim n→∞(2n+3−√4n2+6n−3)=lim n→∞ | = | |
| (2n+3)+√4n2+6n−3 |
| 4n2+12n+9−4n2−6n+3 | ||
lim n→∞ | =lim | |
| (2n+3)+√4n2+6n−3 |
| 6n+12 | ||
n→∞ | ||
| n(2+3/n)+√n2(4+6/n−3/n2 |
| 6n+12 | ||
= lim n→∞ | =lim | |
| n(2+3/n)+n(√4+6/n−3/n2 |
| n(6+12/n) | 6 | 3 | ||||
n→∞ | = | = | ||||
| n[(2+3/n)+√4+6/n−3/n2] | 4 | 2 |
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
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