| n! | ||
a ) | ||
| (n−2)! |
| n! | ||
b. | ||
| n(n−1) |
| (n+1)! | ||
c. | ||
| (n−1)! |
| (n−2)! | ||
d. | ||
| (n−3)! |
| (n−1)!(n+1)! | ||
e. | ||
| (n!)2 |
| (n−1)!+(n+1)! | ||
f. | ||
| n2n!−(n−1)! |
| (n−1)! + (n−1)!*n(n+1) | ||
f ) = | = | |
| n2*(n−1)!*n − (n−1)!) |
| (n−1)![1 + n(n+1)] | n2+ n +1 | |||
= | = | |||
| (n−1)!(n3−1) | n3 −1 |
| 5^2 | 52 |
| 2^{10} | 210 |
| a_2 | a2 |
| a_{25} | a25 |
| p{2} | √2 |
| p{81} | √81 |
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