Casio Fx-991ES Plus-2 (2nd Edition) Scientific Calculator

Casio Fx-991ES Plus-2 (2nd Edition) Scientific Calculator

The user-friendly, non-programmable Casio Fx-991ES Plus-2 (2nd Edition) Scientific Calculator features a textbook-style display for simple mathematical input. It allows for accurate mistake correction and efficient calculations thanks to its 400+ built-in functions and multi-replay capability. Because it has nine variable memories, an independent memory, and a constant memory, this calculator also excels at memory management.

Specifications

·         Brand: Casio

·         Model: Fx-991ES Plus-2 (2nd Edition)

·         Type: Non-programmable scientific calculator

·         Display: Textbook display

·         Power Source: Solar panel with battery backup

·         Weight: Approximately 90 grams

·         Calculation Modes: Normal, Scientific, Complex, Matrix, Vector, Equation, and Statistics

·         Functions: Over 400 built-in mathematical functions and operations

·         Input/Output: Multi-replay function for reviewing and editing previous calculations

·         Memory: 9 variable memories, along with independent memory and constants

·         Fraction Calculations: Simplifies fractions and converts between mixed numbers and improper fractions

·         Equation Solver: Solves linear, quadratic, and cubic equations

·         Differentiation and Integration: Supports numerical differentiation and integration calculations

·         Statistics: Handles statistical calculations, including standard deviation, regression analysis, and more

·         Display Digits: 10 + 2 digits, with a two-line display for better visibility

·         Engineering Notation: Displays large and small numbers in engineering notation

·         Base-N Calculations: Performs calculations in binary, octal, decimal, and hexadecimal number systems

·         Graphing: Generates graphs for equations, inequalities, and functions

Features

1. Textbook Display: The calculator features a textbook-style display, allowing you to input and view mathematical expressions as they appear in textbooks, making it easier to understand and learn.

2. User-Friendly Interface: The ergonomic key layout ensures smooth and comfortable operation, enabling users to navigate the calculator's functions effortlessly.

3. Multi-Replay Function: The calculator allows you to review and edit previous calculations by scrolling through a series of expressions, making it convenient for error correction or verification.

4. Efficient Memory Management: It provides nine variable memories, an independent memory, and constant memory, allowing you to store and recall values and formulas easily.

5. Enhanced Mathematical Capabilities: The calculator offers advanced features such as equation solving, differentiation, integration, and statistical analysis, empowering users to solve complex mathematical problems efficiently.

6. Fraction Simplification: It simplifies fractions and supports conversions between mixed numbers and improper fractions, assisting users in dealing with fraction-based calculations.

Benefits

1. Educational Aid: The textbook display feature makes the calculator an ideal tool for students, allowing them to align their calculations with textbook examples and improve comprehension.

2. Time-Saving: The extensive range of functions and operations, along with the multi-replay function, enables quick and efficient calculations, saving valuable time in academic or professional settings.

3. Accuracy and Reliability: The calculator's precision and reliability ensure accurate results, making it a dependable tool for scientific and mathematical calculations.

5. Versatility: The calculator's wide array of functions and modes makes it