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.
y= sqrt(x^2+1) - log (1/x + sqrt(x +1/x)
y= sqrt(x^2+1) - log (1/x + sqrt(x +1/x)
Natural Language
Math Input
Extended Keyboard
