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=14.1*1.41/2 *2*x/(14.1*1.41) -10*(2*x/(14.1*1.41) )^2/2 , y = -2.2
Extended Keyboard
Upload
Examples
Random