[Emulator] Laplace Transform Question

[thescreensavers]

(05-30-2014 06:41 AM)parisse Wrote:  the variable t and s are missing:
laplace(t*exp(-3t)*sin(3t),t,s)
With 1 argument the variable must be x: laplace(x*exp(-3x)*sin(3x))

That makes sense.

ok so I put it in CAS mode I copied and pasted what you wrote(fixed the 3t for sin to 5t) and I get





How come an error still pulls up?

Also is there anyway to change the answer form, such that it will display a simplified answer like Wolfram?