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.
Identifique centro and focos da elipse ((x-2)^2)/(81) + ((y+1)^2)/(16) = 1
Identifique centro and focos da elipse ((x-2)^2)/(81) + ((y+1)^2)/(16) = 1
Natural Language
Math Input
Extended Keyboard
