Casio FX-991ES 2nd Edition Scientific Battery Powered Calculator

Description

The Casio FX-991ES Plus 2nd Edition is a popular scientific calculator known for its advanced functionality, ease of use, and reliability. Here are some key features and specifications of this calculator: Advanced Functions: The FX-991ES Plus 2nd Edition offers a wide range of mathematical functions, including basic arithmetic operations, fractions, roots, powers, logarithms, trigonometric functions, inverse trigonometric functions, hyperbolic functions, permutations, combinations, and more. Natural Textbook Display (NATURAL-V.P.A.M.): This feature allows the calculator to display mathematical expressions and results in a format that resembles textbook notation, making it easier for users to input and interpret complex equations and calculations. Multi-Line Display: The calculator features a multi-line, 10+2-digit display that allows users to input and view multiple lines of calculations simultaneously. This enables users to track inputs and results more efficiently and reduces errors. Solving Equations and Inequalities: The FX-991ES Plus 2nd Edition can solve linear equations, quadratic equations, cubic equations, simultaneous linear equations, and inequalities. It also supports polynomial equations up to the fourth degree. Matrix and Vector Calculations: The calculator can perform matrix operations such as addition, subtraction, multiplication, inverse, determinant, transpose, and more. It also supports vector calculations, including cross product and dot product. Approved for Exams: This calculator is often approved for use in standardized tests and examinations, including college entrance exams, professional certification exams, and standardized tests administered by educational institutions.