Casio ClassWiz Series Scientific Calculator, Black

Highlights: Input and display fractions, powers, logarithms, roots, and other mathematical formulas and symbols just as they appear in textbooks Variables and statistical calculation results stored in memory can be displayed in lists Nearly all Arabic and English words are displayed on the screen in unabbreviated form ClassWiz contains calculation functions that support even advanced mathematical operations, including spreadsheet calculations, 4 × 4 matrix calculations, calculation of simultaneous equations with four unknowns and quartic equations Battery and solar power source required for functioning Plastic key material for prolong usage 542 functioning modes Comes with multi replay function