TransformataLaplace
Vivern: | | s+3 | |
Znajdź oryginał transformaty F(s) = |
| |
| | s2+4s+5 | |
24 maj 18:20
jc: | | s+3 | | s+2 | | 1 | |
F(s)= |
| = |
| + |
| |
| | (s+2)2 + 1 | | (s+2)2 + 1 | | (s+2)2 + 1 | |
f(t)=(cos t + sin t)e
−2t
24 maj 19:01
Vivern: Skąd się wzięło e−2t?
24 maj 19:23
jc:
Jeśli F(s)=L{f(t)}, to L{e−atf(t)} = F(s+a).
24 maj 19:28