Scientific Calculator 2 Line - for Math (Algebra and Trigonometry), Science, Statistics, Engineering, Physics, Business ss, Over 200 Functions, with Memory and Replay Function

[OVER 200 FUNCTIONS] - Includes percentages, trigonometry, 24 parentheses levels, summation, regressions, fractions, regressions, and permutations/combinatorics. [2-LINE LCD SCREEN] - Two-line display allows you to see your original equation and compare to your answer. [ROBUST DESIGN] - With an included sliding cover, the CS-183 is built to last. It is built with fracture resistant plastic that allows long term use. The buttons are responsive and can withstand millions of inputs. [MEMORY/REPLAY] - With memory buttons that display your work and previous solutions, you’ll never have to worry about recalculating difficult problems. [PERFECT FOR ALL LEVELS] - Can be used for high school and university course calculations, for courses such as Algebra or Trigonometry.