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.
f1(x)=sqrt((1+2x)/(1+x)); f2(x)=1+0.5*x-(0.625)*x^2+(0.86667)*x^3
f1(x)=sqrt((1+2x)/(1+x)); f2(x)=1+0.5*x-(0.625)*x^2+(0.86667)*x^3
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random