Contact us
Choose a category below so we can get back to you as quickly as possible.
y^n-y^(n-2) =y^2*y^(n-2)-y^(n-2) =y^(n-2)(y^2-1) =y^(n-2)(y-1)(y+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.