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.
f(d) = 2f(d - 1) + 2^t + (t - 1)2^(t - 2), f(t) = 3/4 * (2^t)^(3/2)
f(d) = 2f(d - 1) + 2^t + (t - 1)2^(t - 2), f(t) = 3/4 * (2^t)^(3/2)
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random