TEXAS Instruments TI-89 Titanium Advanced Graphing Calculator

Condition as shown in the photo Working calculator Come with no battery The TI-89 Titanium graphing calculator features advanced functionality and 3-D graphing that makes problem-solving for AP*, advanced mathematics and engineering courses easier. Built-in Computer Algebra System (CAS) allows you to explore and manipulate mathematical expressions in symbolic form. Features 16 preloaded graphing calculator software apps including EE*Pro®, CellSheet™ and NoteFolio™. Solve equations symbolically; factor and expand variable expressions; complete the square; and find anti-derivatives, computer limits and exact solutions in irrational forms on a powerful CAS platform. Specifications Dimensions (Overall): 3.9 Inches (H) x 2.8 Inches (W) x .9 Inches (D) Weight: 1.65 Ounces Electronics Features: Approved for SAT II Math IIC, Approved for AP Chemistry, Approved for AP Physics, Approved for PSAT, Approved for SAT II Math IC Data Storage Capacity: 24KB Battery: 4 AAA Alkaline