A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 5 years ago
hey
im stuggling on a question, can someone please help
how do you get from
x(t) = e^(t/3)u(t)
to
X(s) = 3/(3s + 1)
x
anonymous
 5 years ago
hey im stuggling on a question, can someone please help how do you get from x(t) = e^(t/3)u(t) to X(s) = 3/(3s + 1) x

This Question is Closed

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0yeah but can not seem to get the answer. Help? I am really struggling x

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[\large{L(e^{{\frac{t}{3}}}u(t))= \frac{1}{s+\frac{1}{3}}}= \frac{3}{3s+1}\]

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.1hmm, not to adept with these, but it looks like maybe: \[\frac{1}{3}tst=t(s+\frac{1}{3})\] how you get to Lanas I aint got no clue :) but afterwards you can simplify it by mutliplying at all by 3/3

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0but u cant have t's in X(s)?

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.1right, which is the part im not to adept at ;)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0How would you show this from first principles? x

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.1pauls online notes has some good material

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0im not sure i did it right either, what i did was laplace(e^(t/3)) ...

amistre64
 5 years ago
Best ResponseYou've already chosen the best response.1http://tutorial.math.lamar.edu/Classes/DE/LaplaceDefinition.aspx

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[e^{\alpha t}u(t)= \frac{1}{s+ \alpha}\]
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.