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General| Brand | Casio |
|---|---|
| Model | fx-991n |
| Category | Calculator |
| Language | English |
Explains the calculator's keys and their functions.
Covers basic arithmetic operations including those within parentheses.
Explains how to perform calculations using constant values.
Details using the calculator's independent memory for calculations.
Explains calculations using multiple constant memories.
Covers how to input and calculate with fractions.
Explains how to perform percentage calculations.
Explains converting numbers between different bases.
Details how to represent negative numbers in different bases.
Explains calculations using memory and parentheses in various number systems.
Explains binary, octal, decimal, and hexadecimal logical operations.
Explains converting between sexagesimal and decimal number formats.
Details trigonometric and inverse trigonometric calculations.
Explains hyperbolic and inverse hyperbolic function calculations.
Covers logarithms, antilogarithms, powers, and roots.
Explains calculations for roots, squares, reciprocals, and factorials.
Covers various display and calculation functions.
Explains converting polar coordinates to rectangular ones.
Explains converting rectangular coordinates to polar ones.
Explains permutation calculations (nPr).
Explains combination calculations (nCr).
Explains how to calculate standard deviation and related statistical values.
Details how to perform regression analysis.
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