• Scientific calculator with 556 different scientific functions.
• Extra large 4-Line, 16-digit LCD display screen.
• Write View Technology displays formulas as they are written in textbooks.
• Modes: Normal, Stat, Drill, Complex, Matrix, List, Equation; Ability to solve three simultaneous equations.
• Four programmable keys for quick use of user desired functions.

Product Description ------------------- Sharp Electronics EL-W516XBSL Scientific Calculator --------------------------------------------------- Sharp Electronics' Commitment to Innovation ------------------------------------------- Sharp Electronics strives to help you create a balance between work and personal time. Our products enhance life at work, at home, and everywhere in between. Sharp is dedicated to improving lives through the use of advanced technology and a commitment to innovation, quality, value and design. Superior Functionality ---------------------- The EL-W516XBSL is a fully-functional, high quality scientific calculator that performs over 530 advanced scientific and mathematical functions. It features WriteView Technology that allows students to view formulas in the exact order they appear in their textbook. It also utilizes a large, easy to read a 4-line display and a Playback feature so you can edit formulas easily. For quick use of your desired functions, there are four programmable keys. Plus, the equation solver gives you the ability to solve three equations simultaneously! The EL-W516XBSL makes solving difficult scientific equations a piece of cake! Perfect for Students -------------------- Advanced technology and engineering gives you the pin-point accuracy you expect from Sharp Electronics. It is ideal for students studying general math, algebra, geometry, trigonometry, statistics, biology, chemistry, and general science. Features -------- * 556 Scientific Functions - Statistical, Trigonometric, and Other Functions * Large Display - 4-Line, 16-Digit LCD Display * WriteView Technology - Formulas Displayed as Written in Textbooks * Playback - To Edit and Make Changes to Formulas Easily * Modes - Normal, Stat, Drill, Complex, Matrix, List, Equation * Four Programmable Keys - For Quick use of User Desired Functions * Equation Solver - Ability to Solve Three Simultaneous Equations Scientific Functions: --------------------- * sin, cos, tan, sin-1, cos-1, tan-1 * Log, In, 10x, eX * Log_ax * sinh, cosh, tanh, sinh-1, cosh-1, tanh-1 * n! * nCr, cPr * RANDOM * DEG, RAD, GRAD [DRG] * -> r8, ->xy * >DEG, >RAD,>GRAD [DRG] * abc EL-501XBWH ( http://www..com/Sharp-Electronics-EL-501XBWH-Engineering-Scientific/dp/B004TS0GRG ) EL-501XBGR ( http://www..com/Sharp-Electronics-EL-501XBGR-Engineering-Scientific/dp/B004TS0GR6 ) EL-531XBWH ( http://www..com/Sharp-Electronics-EL-531XBWH-Engineering-Scientific/dp/B004TEYP04 ) EL-531XBGR ( http://www..com/Sharp-Electronics-EL-531XBGR-Engineering-Scientific/dp/B004TS0GRQ ) EL-520XBWH ( http://www..com/Sharp-Electronics-EL-520XBWH-Engineering-Scientific/dp/B004J6I89G ) EL-W535XBSL ( http://www..com/Sharp-Electronics-EL-W535XBSL-Engineering-Scientific/dp/B004J6M29S ) EL-506XBWH ( http://www..com/Sharp-Electronics-EL-506XBWH-Engineering-Scientific/dp/B004J6EP02 ) EL-W516XBSL Physical Dimensions WxHXD (Inches) 3.1x5.7x.5 3.1x5.7x.5 3.1x6.1x.5 3.1x6.1x.5 3.1x6.1x.5 3.1x6.4x.6 3.1x6.1x.5 3.1x6.4x.6 Weight (ounces) 2.6 2.6 3.4 3.4 3.4 4.1 3.4 3.6 Power Battery only Battery only Battery only Battery only Twin Power(Solar+battery) Battery only Twin Power(Solar+battery) Twin Power(Solar+battery) Display Display 1-Line 1-Line 2-Line 2-Line 2-Line 4-Line 2-Line 4-Line Exponent symbol(x10) No No Yes Yes Yes (E) Yes (E) Yes Yes (E) Display "=" (on result display) No No Yes Yes Yes Yes Yes Yes WriteView No No No No No Yes No Yes Basic Features Number of functions 131 131 272 272 419 335 469 556 Editing Equation No No Yes Yes Yes Yes Yes Yes Playback Equation No No Yes Yes Yes Yes Yes Yes Multi-line playback No No No No No Yes No Yes Number of Memory 1 1 9 9 9 9 9 9 Last Answer Memory No No Yes Yes Yes Yes Yes Yes Statistics Data Store No No Yes Yes Yes Yes Yes Yes ( http://www..com/Sharp-Electronics-Engineering-Scientific-EL-W516XBSL/dp/B004J6GSXE ) From the Manufacturer --------------------- Scientific calculator performs 556 scientific functions and features WriteView Technology. With WriteView, the four-line, 12-digit LCD displays a formula exactly the way it is shown in textbooks. Other functions include three-digit punctuation, two variable statistics, six modes (normal, drill, stat, complex, matrix, List, Equation) and fraction calculations. Four programmable keys offer quick access to user functions. Calculator can solve three simultaneous equations and delivers fast calculation speed and smooth operation. The Playback feature allows you to edit and make changes to formulas easily. The hard slide cover protects the calculator so it can withstand frequent use. Calculator is recommended for general math, pre-algebra, algebra, trigonometry, calculus, and biology. PTA approved tests include AP Chemistry, AP Physics, PSAT/NMSQT, SAT I, SAT II, Math IC, and Math IIC. Twin power calculator runs on solar power and battery power.