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.
plot (y^2-1)sin(cosh(x)^(3y))=x^2-4
plot (y^2-1)sin(cosh(x)^(3y))=x^2-4
Natural Language
Math Input
Extended Keyboard
