Texasinstruments TI-89 Titanium Programmable Graphing Calculator Electronically upgradeable graphing calculator allows you to have the most up-to-date functionality and software applications. 16 preloaded graphing calculator software applications suitable for college math and engineering coursework. Memory management to create folders for specific applications or subjects. Icon desktop for easier access to applications and editors. Pretty Print shows equations and results with radical notation, stacked fractions and superscript exponents. Permitted for use on many state and standardized tests. Calculator Type: Non-Printing; Calculator Style: Graphing; Power Source(s): 3.0V Lithium Battery;Four AAA batteries;Display Notation: Graphic.

Product Specifications  Manufacturer #: TEX-TI89TITANIUM Product Details TI-89 Titanium Programmable Graphing Calculator, 160 X 100 Pixel Display, 2.7MB +/- Switch Key: N Amortization: Y Backspace Key: Yes Base Number Calculations: Y Bond Calculations: N Calculator Style: Graphing Calculator Type: Non-Printing Case: Hard Complex Number Calculations: Y Confidence Interval Calculating: Y Cost/Sell/Margin: No Currency Exchange Function: No Date Calculations: N Decimal Function: N Depreciation Calculations: N Display Notation: Graphic Display Window Resolution: 100 x 160 Pixels Double Zero Key: No Entry Logic: Algebraic Equation Editor: Y Fraction Calculations: N Fraction/Decimal Conversions: N Grand Total Key: N Graphing Features: 3-D, Differential Equations, Histogram, Parametric, Plot, Zoom Higher Mathematical Functions: Calculus, Polynomial Equations Hyperbolic Functions: Y Hypothesis Testing: Y Interest Rate Conversion: Y Item Count Function: N Levels of Parentheses: Unlimited Linear Regression: N Loan Calculation: No Logical (Boolean) Operations: Y Markup/Down Key: Y Matrices: Y Memory: 188KB RAM, 2.7MB ROM Metric Conversion: N Percent Add-On/Discount: N Percent Key(s): N Polar-Rectangular Conversion: Y Power Source(s): 3.0V Lithium Battery, Four AAA batteries Probability (Random Number): N Programming Steps: Subroutines, Within Memory Limits Simultaneous Equations: Y Size: 3 3/8w x 7 1/2d Square Root Key: N Tax Calculation: N Time-Value-of-Money: Y Time/Date: Y Trig/Log Functions: Y Variable Regression: N Variable Statistics: One; Two UPC: 20033317192032 Keywords: 2.7MB Memory, Battery, Calculator, Calculators, Financial, Graphing, Handheld, LCD, Math, Mathematics, Pocket, Portable , Programmable, Scientific, TEXAS INSTRUMENTS, TI-89 Titanium