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Texas Instruments - TI-83 Plus Graphing Calculator - Blue

Easy to use and a must-have for classes ranging from Algebra to Pre-Calculus and Biology to Physics. Flash technology lets you add handheld software apps to expand its functionality.
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24KB available RAM and 160KB flash ROM memory for data archive and storage of applications

Graphical analysis — see the equation, graph, and coordinates all at the same time; jump directly to points just by entering a number

Advanced statistics and regression analysis — includes hypothesis testing and confidence intervals; view results graphically or numerically; analysis features sine and logistic regressions

Create scatter, xy-line, box-and-whisker, histogram and normal probability plots

Group related data (programs, lists, pics, etc.) together to store in the archive for later use

Includes financial functions such as time-value-of-money (TVM), uneven cash flows, amortization and more

Solve equations interactively for different variables

Graph-table split screen allows you to trace the graph and scroll table values simultaneously

Store and analyze up to 10 matrices, size limited only by available memory

Name lists and store up to 999 elements per list

8-line x 16-character display; powered by 4 AAA batteries with lithium battery backup to protect RAM memory during battery change; impact-resistant slide case

TI-GRAPH LINK cable and TI Connect software (both not included) allow information to be transferred to a computer and printed or stored on disk