Texas Instruments TI-82 Graphing Calculator

This TI-82 is a graphing calculator with tables and data modeling from Texas Instruments.

Features:

• 8-line by 16-character display.
• TI-82 CPU w/6 MHz Zilog Z80.
• 94 pixels wide, 82 pixel high screen.
• Operates by menu system.
• Able to calculate single digits or lists of values.
• up to 14-digit accuracy.
• Display up to 10 digits plus a 2-digit exponent.
• You can store 10 functions.
• Simultaneous graphing of more than one function allows graphing of 10 functions.
• Graphical zoom features.
• Functions can be displayed in tables showing inputs and outputs.
• Can compute values of a function, roots, max, min, integrals, and derivatives.
• Can easily handle matrix operations
• Can find best fit desired function of lists of inputs and outputs
• Box-and-whisker plots, histograms, scatter diagrams, and regression equation graphs.
• Programmable, with your limit being memory
• Constant Memory™.
• 28.2K bytes of memory.
• Cable for link to another TI-82 or sometimes TI-83 or TI-85.
• Screen can be projected on to a an overhead with special unit.
• Accessories available for swapping of information between computer and calculator.
• Able to be hooked up to receive information from special measuring by Texas Instruments.
• Requires only 4AA and a Lithium battery which will last awhile.
• Protective Case requires good size drops and squashings before damage.
• Calculator poster and keyboard transparency available.