Fx 991ex Calculator

Revamped fx-991ES Plus Just on looks alone, most would give it 10 out of 10. With its high contrast screen and attractive icons, it makes all other calculators, anywhere near this price, come across as outdated. Improving on the features of their already fantastic value-for-money calculator, the fx-991ES Plus, it now offers everything the A-Level or IB student could hope for from a non-graphical calculator, and is the number 1 choice in schools, by many maths teachers. Despite using symbolic logic to write inequality regions as solutions to polynomial inequalities in x (a featured not introduced by Casio before), JCQ have approved its use in GCE exams - wires were obviously pulled at the highest level.

1. Casio Fx 991es

BEWARE OF THE CHINESE COPY. IT LOOKS IDENTICAL BUT ONLY HAS 240 FUNCTIONS. THERE ARE TRADERS ADVERTISING IT, SAYING THAT ITS GOT 552 FUNCTIONS, WHICH IS AN ABSOLUTE CON! Verified purchase: No.

The FX-991EX features high resolution LC, metric conversions, binominal and normal distribution and an equation solver. Battery and solar powered, this calculator comes with a 3 year guarante and a protective hard case cover. Buy Casio FX-991EX Scientific Calculator at Argos. Thousands of products for same day delivery £3.95, or fast store collection.

. ■Innovative input method. ■List display. The new ClassWiz makes it possible to display on the screen twice the number of characters in normal size and six times the number in small size compared with previous models. High-resolution LCD drives further evolution! Higher resolution increases the amount of information that can be displayed and improves usability.

The fx-991EX has the power to handle Simultaneous Equations with up to 4 unknowns and Polynomial Equations up to the 4th degree. To change the type of equation or system size, press i and select from the on-screen menus. The fx-991EX also solves inconsistent systems, both independent and dependent. Fx-991EX Quick Start Guide. ClassWiz is capable of recognizing and combining like radicals. Press s24$+s150=. It can also calculate unlike radicals.

Casio Fx 991es

In addition, ClassWiz is equipped with a basic spreadsheet function for creating spreadsheets with up to 5 columns and 45 rows (maximum of 170 data items).