Contact us
Choose a category below so we can get back to you as quickly as possible.
∵a-1/a=6 ∴ ﹙a-1/a﹚²=6² a²+1/a²=38 a²+1/a² +1=38+1=39.
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.