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.
Inverse[{{cos(b)*cos(c),-sin(c),0},{cos(b)*sin(c),cos(c),0},{-sin(b),0,1}}]
Inverse[{{cos(b)*cos(c),-sin(c),0},{cos(b)*sin(c),cos(c),0},{-sin(b),0,1}}]
Natural Language
Math Input
Extended Keyboard
