TI-Nspire CX II EZSpot Graphing Calculator - Replacement Unit

What's included? 1 Yellow EZ Spot Handheld unit indicating School Property  1 Rechargeable battery (installed in unit) Built on a proven foundation From the keyboard and computer-menu interface to the ability to save and share work with built-in apps, the TI-Nspire™ CX II models retain the features and functionality that make TI-Nspire™ CX graphing calculators ideal for math and science from middle grades through college. Built-in functionality Function, parametric, polar, sequence and 3D graphing Multiple graphing functions can be defined, saved, graphed and analyzed at one time User-defined list names in Lists & Spreadsheet Eleven interactive zoom features Numeric evaluations in table format for all graphing modes Interactive analysis of function values, roots, maximums, minimums, integrals and derivatives Six different graph styles and 15 colors to select from for differentiating the look of each graph drawn Matrix operations: transpose and augment matrices; use elementary ro