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.
\displaystylelimit as x -> 0 of (sin(2x))/(x) を計算します。
\displaystylelimit as x -> 0 of (sin(2x))/(x) を計算します。
Natural Language
Math Input
Extended Keyboard
