24a^2-50=2((25+9a^2)(25+16a^2))^(1/2)*(1-2*((49a^2)/(25+49a^2))

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.