This 10 digit scientific calculator has a key layout and functions comparable to the TI 30X-IIS plus boolean logic and hex, dec, oct and binary keys. 2-line display shows entries on the top line and results on the bottom, it is perfect for students in general math, algebra 1 & 2, science, statistics, trigonometry, and geometry. Algebraic logic allows equations to be entered as they appear on printed page. Combines statistics and advanced scientific functions in a durable and affordable calculator, and other innovative features: equation recall, trigonometric functions in degrees and radians, fractions, reciprocals, factorials, universal powers and roots, decimal/fraction conversions, natural logarithms, polar/rectangular conversions, 2-variable statistics, and basic scientific functions.