Contact us
Choose a category below so we can get back to you as quickly as possible.
=2004^2-(2005^2-2005×2) =2004^2-2005^2+4010 =(2004+2005)(2004-2005)+4010 = -4009+4010 =1
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.