CASIO fx-CG20 Graphic Scientific Calculator

CASIO fx-CG20

Graphic Model | Scientific Calculator | CASIO Calculator

Specications

Basic Functions

• Angle unit, Angle unit conversion (Deg, Rad, Grad)
• Trigonometric functions, Inverse trigonometric functions
• Hyperbolic functions, Inverse hyperbolic functions
• Exponent functions, Logarithmic functions
• Power functions (square root, cubic root, square, power, radical root)
• Coordinate conversion (Pol, Rec)
• Combination/Permutation (nCr, nPr)
• Factorial, Inverse, random numbers, Fractions
• Logical operations
• Sexagesimal ↔ Decimal conversion
• Matrix calculations
• Complex number calculations
• Base-n calculations/conversions
• List data calculations
• Rounding
• Display format
• Unit Conversion (pre-installed software)
• Engineering symbol calculation
• Engineering notation

Graphing

• Rectangular coordinate graphing, Polar coordinate graphing
• Integration graph
• Parametric function graphing, Inequality graphing
• Trace, Zoom (box zoom, zoom in, zoom out, auto zoom)
• Table and Graph
• Dual Graph (table and graph, graph and graph)
• Sketch (tangent line, normal line, inverse function)
• Solve (root, minimum, maximum, intersection, integration)
• Dynamic graph
• Conic section graph
• Recursion graph
• Picture Plot (pre-installed software)

Calculus

• Derivatives, second derivatives, integrations
• Sigma feature

Statistics

• List-based one-variable and two-variable statistical analysis
• Statistical regression calculations
• Statistical plot (scatter plot, xyLine, normal probability plot, histogram, box plot)
• Statistical regression graphs (linear, med-med, quadratic, cubic, quartic, logarithmic, exponential, power, sinusoidal, logistic regression)
• Advanced statistical calculations: tests (Z-test, t-test, χ2-test, F-test, ANOVA), intervals (Z-interval, t-interval), distributions
• Pie chart
• Bar graph

eActivity

• eActivity creation and exploration

Other Features

• Natural format equation input
• Calculation history
• Spreadsheet and statistical plot
• Numeric equation solver, simultaneous equations, polynomial equations
• Financial calculations
• Programming
• Geometry (pre-installed software)
• Icon menu, full-screen/split-screen display
• Data communication
• User memory: 61,000 bytes, User Storage memory: 16 M bytes

Hardware

• Dimensions H x W x D (mm) : 20.6 x 89.5 x 188.5
• Approximate weight (g) : 230 (including batteries)
• Power supply : Four AAA-size alkaline batteries or four nickel-metal hydride batteries
• Approximate battery life (hours) : 140 (AAA-size alkaline batteries), 85 (nickel-metal hydride batteries) Assuming 5 minutes calculation and 55 minutes display per hour
• Dot matrix display : 216 x 384 dots
• Display capacity (characters) : 21 x 8
• Internal operation digits : 15
• Nested parentheses levels : 26
• Data communication : 3-pin cable, USB cable
• 3-pin serial port
• USB port

Color display

Dot matrix display

High-resolution screen provides beautiful looking graphs every time.

Icon menu

Specify the operation you want to perform by selecting an icon or inputting a number.

Multi-replay

Quick and easy recall of previously executed formulas for editing and re-execution.

Plastic keys

Designed and engineered for easy operation.

Natural V.P.A.M. display

Display expression same as textbook.

Data communication with a personal computer

Allows data communication with a personal computer.

List based STAT-data editor

Viewing and editing of input data in list format, showing data groups (x-data, y-data, frequency) and surrounding data.

10 + 2 digits 10-digit mantissa + 2-digit exponential display.

Size of case / Total weight

• Dimensions (W x D x H) : 188.5×89.5×20.6mm

Weight : 230g