Casio Scientific Calculator FX-991ES Plus

🔢 Total Functions: 417 Integrated Scientific & Mathematical Functions

📦 Type: Advanced Non-Programmable Scientific Calculator (FX-991ES Plus)

🖥️ Display: High-Resolution Natural Textbook Display (Natural V.P.A.M. – Displays Fractions, Roots, and Expressions as Written in Textbooks)

☀️ Power Source: Two-Way Power System (Solar Powered + 1x LR44 Button Cell Battery Backup)

🧮 Core Calculations: Differential & Integral Calculus, Matrix & Vector Calculations, Complex Numbers, Equation Solver (Polynomials & Simultaneous Linear Equations)

📊 Statistics & Data Analysis: List-Based STAT-Data Editor, Standard Deviation, Regression Analysis, Permutations ($nPr$) & Combinations ($nCr$)

⚙️ Advanced Features: Base-$n$ Calculations/Conversions, 40 Built-In Scientific Constants, 40 Metric Conversions, & Function Table Generator

🛡️ Body & Protection: Durable Tactile Plastic Keys with Slide-On Hard Protective Case

🎓 Suitable For: High School, University Engineering, Mathematics, Physics, Statistics, and Standardized Examinations

📏 Dimensions & Weight: Ergonomic Compact Handheld Design (~162mm x 80mm x 11mm)