Scientific calculator with 240 mathematical functions and 2-line display, ideal for high school students. Robust design with hard protective case and plastic keys.
9 variable memories
Trigonometric and hyperbolic functions
Polar and rectangular coordinates
Calculates with fractions
Permutation, combinational logic
Two-dimensional statistics
http://www.rebell4you.com/files/ckfinder/files/manual_SC2040.pdf
http://www.rebell4you.com/downloads/datasheets/EN/SC2040_Examples.pdf
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