Graphic calculator usually refers to a kind of hand-held calculator that can draw function images, solve simultaneous equations and perform various other operations. Most graphic calculators can also write mathematical programs. Because of their large screen, they can also display multiple lines of text at the same time.
Some graphic calculators even have the functions of color display or three-dimensional ruler drawing. Because the graphics calculator can be programmed, it is also widely used in video games. Some computer software can also complete the function of graphic calculator.
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