Casio fx 991CW+ Scientific Calculator (UK Version) Upgrade from previous 991CW model

Upgraded Model: Casio fx-991CW+ UK is the new upgraded version of Casio fx-991CW with enhanced functionality based on teacher feedback Comprehensive Calculations: Perform arithmetic, trigonometry, logarithms, exponential, hyperbolic, equivalent ratio, complex number, vectors, and matrices calculations Statistical Analysis: Calculate mean, standard deviation, quartiles, and regression for data analysis Advanced Solver Functions: Solve simultaneous linear equations, polynomial equations, non-linear equations, and inequalities Function Tables: Generate table of values for up to 2 functions simultaneously for comparison and analysis Enhanced Features: Includes new functionality such as HCF, LCM, recurring decimals, and easily accessible SD conversion via FORMAT key Natural Textbook Display: Large and clear HD display shows mathematical expressions as they appear in textbooks with 4-tone input display