CATIGA CS229 Scientific Calculator with Graphics Functions, Multiple Modes with Intuitive User Interface, for Beginner and Advanced Courses by Amazon.co.uk

• Scientific calculator with graphic function: this is a scientific calculator that can display diagrams of formulas. It has a screen large enough to display charts and equations at the same time, so you can view calculations and corrections in detail. The size 7 x 3.3 ensures comfortable operation.

• [Multiple Modes] - This calculator offers three operating modes: angle measurement, calculation and display mode. Please refer to the photos for more information.

• Over 280 functions: including fractions, statistics, calculation of complex numbers, linear regression, standard deviation, permutations and variable solution.

• Perfect for intermediate and beginner courses including pre-algebra, algebra I, algebra II, geometry, trigonometry, calcul, AP calul, AP statistics, biology, chemistry, physics, finance and economy.

• If you cannot turn on the computer, please press the reset button on the back. If you have any further problems, we offer a limited warranty of 365 days. Please contact us and we will give you reply within 24 hours.