Sharp EL-520XB Scientific Calculator Black. The Sharp EL-520XB Scientific Calculator performs over 419 advanced scientific functions & utilizes a 2-line display & Multi-Line Playback to make scientific equations easier for students to solve. It is ideal for students studying general math, algebra, geometry, trigonometry, & calculus. In addition, it can be used for statistics, biology, chemistry, & physics. Features: Direct Algebraic Logic
- allows students to enter the elements of an expression in the exact order they appear in the textbook. Extra Large Display
- 12 digit, 2 line display
- 1 line equation & 1 line numeric. Multi-Line " Playback"
- after getting an answer the user may then "playback" the expressions & substitute new numeric values. Additional Features
- include differential & integral calculus functions, 419 functions, & hard case. Advanced DAL. Dual powered.