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9 variable memories and 240 mathematical functions 2 line LCD 12 digit screen Trigonometric and hyperbolic functions Polar and rectangular coordinates Calculates with fractions Slide on protective hard cover and durable plastic keys
9 variable memories and 240 mathematical functions 2 line LCD 12 digit screen Trigonometric and hyperbolic functions Polar and rectangular coordinates Calculates with fractions Slide on protective hard cover and durable plastic keys