1 | |
(s−1)2(s+2) |
1 | 1 | |||
e−2t( | τe3τ|0t − | ∫0te3τdτ) | ||
3 | 3 |
1 | 1 | |||
e−2t( | te3t − | ∫0te3τdτ) | ||
3 | 3 |
1 | 1 | |||
e−2t( | te3t − | e3τ|0t) | ||
3 | 9 |
1 | 1 | |||
e−2t( | te3t − | (e3t − 1)) | ||
3 | 9 |
1 | 1 | 1 | ||||
e−2t( | te3t − | e3t + | ) | |||
3 | 9 | 9 |
1 | 1 | |||
e−2t( | + | (3t−1)e3t) | ||
9 | 9 |
1 | 1 | ||
e−2t + | (3t − 1)et | ||
9 | 9 |
1 | A | B | C | ||||
= | + | + | |||||
(s−1)2(s+2) | s−1 | (s−1)2 | s+2 |
1 | ||
A = − | ||
9 |
1 | ||
B = | ||
3 |
1 | ||
C = | ||
9 |
1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||
= − | + | + | ||||||||
(s−1)2(s+2) | 9 | s−1 | 3 | (s−1)2 | 9 | s−(−2) |
1 | 1 | 1 | ||||
f(t)= − | et+ | tet + | e−2t | |||
9 | 3 | 9 |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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