Sharp ELW531TLB Calculator Red

The EL-W531TL performs over 420 advanced scientific functions and utilizes WriteView Technology, 4-line display and Multi-Line Playback to make scientific equations easier for students to solve. It is ideal for students studying general math, algebra, geometry, trigonometry, statistics, biology, chemistry, and general science. Hard cover protects from scratches. Display type: dot matrix Number of display digits: 16 Power source: battery (LR44 x 1) Automatic power down Keys: plastic Protective case Dimensions: 158 x 80 x 15mm Weight: 101g Built-in functions: 420 Entry system: algebraic (D.A.L.) 1/x, x2, square root, % Pi key GCD, LCM Quotient and remainder calculation Fractions Training (DRILL) function Multi-line playback Last answer recall (ANS) Memory variables: 9 3-digit punctuation 1 and 2-variable statistics Regression calculations: 7 Mean, standard deviation nCr, nPr, n! Random numbers Deg, Rad, Grad Modes Sin, Cos, Tan, and Inverses Hyperbolic functions Sexagesimal and decimal conversions Rectangular and polar coordinates conversions Bin, Pen, Oct, Hex, Dec Logical operation (AND, OR, NOT, NEG, XOR)