Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4"
- [SCIENTIFIC CALCULATOR WITH GRAPHIC FUNCTION] - This is a scientific calculator that is able to show graphs of formulas. It features a screen large enough to be able to display graphs and equations simultaneously, allowing you to see calculations and corrections in high detail. Its 7 x 3.3 size ensures comfortable use..
- [MULTIPLE MODES] - This calculator features 3 operating modes: Angular Measurement, Calculation, and Display modes. More information is available in the photos..
- [OVER 280 FUNCTIONS] - Including fractions, statistics, complex number calculations, linear regression, standard deviation, permutations, and variable solving..
- Perfect for Advanced and Beginner courses including Pre-Algebra, Algebra I, Algebra II, Geometry, Trigonometry, Calculus, AP Calculus, AP Statistics, Biology, Chemistry, Physics, Finance & Business..
- If you are not able to turn on the calculator, please press the reset button on the back! If you still have any other issues, we offer a 365-day limited warranty. Please contact us and we will give you a response within 24 hours..