Microsoft has released a new Microsoft Math add-in for Microsoft Office Word 2007. It adds enhanced computational and graphing capabilities to Word, letting you do this:
- Plot a function, equation, or inequality
- Solve an equation or inequality
- Calculate a numerical result
- Simplify an algebraic expression
Get it as a free download from here. Using it as simple as pressing “Alt-Equals sign” to create a RichEdit math object, type the equation or expression and right-click it to get solving and graphing options.