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.
((7 n^2-10 n+4)/2)(7 n^2-10 n+5)=(3n-2)m, m=integer
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random