Casio Fx-991es Scientific Calculator

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Casio Fx-991es Scientific Calculator

Expression and signs such as a fraction and root can be displayed as a textbook Moreover a calculation result can be displayed by expression containing a fraction and root
Statistical data can be intelligibly inputted in the form of a table and it can use for statistic calculation
A triangle and a reverse triangle logarithm and an index ?? ? and the ?? root root the square the cubic root a reciprocal a random number a factorial except for fx-61F pi
fx value over x value is calculated and function expression fx is displayed by list