Texas Instruments - TI-86 Graphing Calculator

Easy-to-read, high-contrast 8-line x 21-character display (64 x 128 pixels) plus two levels of display menus

Up to 99 traceable graphing functions defined, saved, graphed and analyzed at one time; 7 different graphing styles

List-based 1- and 2-variable statistical analysis, including linear, logarithmic, exponential, power, sine, logistic, 2nd, 3rd, and 4th order polynomial regressions

List editor lets you view multiple lists and attach formulas for automatic computation

Solve 9 first-order differential equations or up to 1 ninth-order differential equation

Input/output port lets you link to other calculators and computers to exchange and store data

Function evaluation table shows numeric output for function, polar, parametric and differential equation modes

Explore and edit data on lists of up to 6,000 elements and up to 80 x 80 matrices

Powered by 4 AAA batteries with lithium battery backup to protect memory during battery change; impact-resistant slide case