Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
p
l
o
t
θ
t
1
-
3
e
-
t
+
3
e
-
2
t
-
e
-
3
t
,
t
=
0
.
.
5
Math Input
Natural Language
Math Input