Datexx DS-638 136-Function Scientific Calculator

Statistical and Regression (Capability of Production CP,CPK )
Fixed decimal option
Base-N calculations
Polar/Rectangular coordinate transformation
136 Functions (131 functions excluding memory) This unit is ideal for Mathematic Calculations, Trigonometry, Statistics, and Algebraic functions. Easy to read clear function keys combined with the assistance of a step-by-step instruction manual to make learning scientific calculations almost painless. More »