Casio fx-991EX User Manual

fx-991EX Quick Start Guide 17
The fx-991EX is capable of handling vector calculations with vectors in 2 or 3 dimensions.
From the Main Menu, use the arrow keys to highlight the
Vector icon and press p or press 5.
Let vectors u and v be dened in the 3-dimensional plane by the
following: u = 2i + 3j – 2k and v = 3i - 4j + 5k
Dene u as Vector A with dimension 3.
Press 1(VctA)3(Dimension).
Enter the components of the vector and press p after each one
to move to the next value.
Dene v as Vector B with dimension 3.
Press i1(Dene Vector).
Press 2(VctB)3(Dimension).
VECTOR

Casio fx-991EX Specifications

General

Type	Scientific
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black, White
Battery type	LR44
Power source	Battery/Solar
Number of batteries supported	1
Digits	16 digits
Display type	LCD
Display resolution	192 x 63 pixels
Display number of lines	2 lines
Display number of characters	16
Storage media type	-
Operation	552
Conversion between	Decimal, Fraction, Percent
Convert angles from degrees to	Gradian, Radian
Random number/integer generator	Yes

Weight and Dimensions

Depth	165.5 mm
Width	77 mm
Height	11.1 mm
Weight	90 g