Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....(x+y)^3&=(x+y)(x+y)^2 (x+y)(x^2+2xy+y^2)\\ &=x^3+3x^2y+3xy^3+x^3...