## Description

**CASIO FX CG20 ADVANCED GRAPHIC CALCULATOR ORIGINAL**

TECHNICAL DATA

Memory: 61 KB RAM

Flash ROM: 16 MB

Power supply: battery-operated

Size (H x W x D): 188.5 x 89.5 x 20.6 mm

Weight: 230 g

Batteries: 4 x AAA

Functions

High-resolution colour display with over 65,000 colours

Innovative Picture Plot application for photo and video analysis

7 colours can be used in various applications

Colour-coding to simplify understanding

Simple to connect to a PC as a USB mass storage device

Natural V.P.A.M. natural input and output mode

Textbook-style writing

Solve equations with integral, differential and probability functions

Ref- and Rref command lines for levels or reduced row level form

Whole random numbers

Unit conversion

GcD and LCM function

Remainder function

Chi-square GOF function

Pie and bar chart

Financial mathematics

– Loans, depreciation

Pre-installed geometry add-in

Backlights

Pre-installed ECON2 data logging application

**GRAPHIC FUNCTIONS**

Cartesian coordinate system

Inequality graph and applications

X=constant graph

Graphs of parametric functions

Functions in polar coordinates

>20 graph memory

Graph labelling

Value table

Recursion graph

– Recursion parameters

– Web plotting

Graphs of conic section functions and corresponding applications

Dynamic graphs

View window: X-dot parameter

Zoom/trace functions

– Start position: centred

– Direct trace entry

4 different types of illustration for X-values

G-Solve (graphic calculation)

– Roots

– Intersection points

– Local minima and maxima

– Gradients

– Definite integrals

– X and Y value calculation

Illustration of tangent, normal and inverse function of a graph

Split-screen display

– Graph and graph

– Graph and value table

– Graph of a value table

– Graph and value table linked interactively

Basic mathematical functions:

Fraction decimal fraction conversion

Solve (interactive)

First and second derivative (numerical)

Integration (numerical)

Max/min

Complex functions

Matrix algebra

– Maximum matrix size: 255 x 255

– Number of matrices: 27

– Calculation of determinants

– Calculation of inverse matrix

Linear equations (max. 6 unknowns)

– Polynomial root calculation

– Solve systems of linear equations

– Equation solver

Polynomial equations (max. third-order)

Calculations to the power of n

**STATISTICS**

Statistical calculations: medial values, median, sum

Statistical graphs

– List-based statistics

– Histogram

– Box plot

– Modified box plot

– Distribution curve

– Scatter plot/xy line

– Med-med line

– Linear/quadratic/cubic/quartic regression

– Exponential/logarithmic/power regression

– Trigonometric regression

– Logistic regression

– Copy function for regression equations

– Trace function

Lists

– Maximum list size: 999

– Number of lists: 26 lists, 6 files

– Lists with complex numbers

– List designation

Scientific applications with physical constants (ADD-in)

Calculations with scientific numerical notations

Cash-flow statement

Geometry (add-in): pre-installed

Spreadsheet

eActivity

Programming function

**ADDITIONAL SPECIFICATIONS**

Unlimited history: 255 bytes

Function list

Clipboard

7 system languages supported

Add-in software system

Disk space

– Program

– Backup

Communication

– Calculator to calculator (3-pin to 3-pin)

– Calculator PC (USB)

– Add-in communication

– OS upgrade

Screenshot generation

Can be connected directly to Casio USB projectors

Pre-installed Econ2 (add-in)

Casio logo appears when switching off

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