Hewlett Packard HP 39gs Graphing / Graphics Calculator

Used but in excellent condition (1 year old and barely used)

No scratches on screen

Complete with click-on cover

Will include my zip-up blue material HP case (received with calculator)

Memory cleared and ready for you to use

No cords included (for linking to computer) but these can be purchased cheaply from Officeworks/Tandy Electronics

No instruction manual but can be download from: http://h10032.www1.hp.com/ctg/Manual/c00751802.pdf

RRP $149 (minimum)

OVERVIEW:
The new HP 39gs is the ideal classroom graphing tool with large adjustable contrast split screen with symbolic, numeric and graphing views and familiar algebraic data entry. Ideal for students from high-school through college, it allows you to create and store custom aplets with 256KB memory, easily share data and connect with PCs, and more. Enjoy exteded battery life and protection with the included slide-on hard cover. You also get the reassurance of award-winning HP support 24-hours a day.

FEATURES:

•	Dynamic split screen with adjustable contrast for greater readability

•	Intuitive Algebraic data entry allows you to solve problems as if working on paper

•	Increased memory with 256KB total memory for greater storage capacity and increased performance

•	Symbolic, numeric and graphic views allow for greater teaching and learning opportunities

•	Easy programming to create custom aplets using formulas and equations, to assist with learning

•	Interactive history, notes and sketch capabilities allows students to review and interact with data

•	Tackle the toughest problems with 600+ built-in functions plus powerful HP solvers and applications

•	Built-in library of 29 constants and easy metric unit conversions—ideal for math and science

•	Increased battery life for more than 25% greater on time than the HP 39g+

•	Share data wirelessly with another HP 39g series using built-in two-way infrared port

SPECIFICATIONS:

Product specifications
Processor	75Mhz ARM9

Image quality
Display	adjustable contrast
Display size	7 line(s) x 33 characters

Software
Entry-system logic	Algebraic
Built-in functions	over 600
Menus/Prompts	Yes

Memory
Memory RAM	256 KB

System features
Key top material	plastic
What's in the box	Calculator, batteries, user manual, USB cable, and CD with connectivity software and advanced user guide
Warranty Feature	1-year warranty

Features
Graphing functions	2-D Function, Polar, Parametric Plot; sequence; cobweb, stairstep plot; plot/table screen, box whisker plot; Histogram, Scatter Plot; Find: Intersect, Extremum, Slope, Area; Zoom, Trace, Co-ordinates, Shade
Mathematical functions	+, -, x, ÷, ?, 1/x, +/-, In, ex, x?y; yx, LOG, 10x, x2, %, ? , n!; Fractions; Degrees, radians, or grads mode; Trigonometric functions/inverses; Hyperbolics/inverses; HP Solve application (root finder); Numeric Integration; Symbolic Integration (simple cases); Numeric differentiation; Symbolic differentiation (simple cases); Complex number of functions; Polynomial root finder, Taylor series; Absolute value, round; Integer, & fractional part of a number; Modulo function, floor, ceiling
Scientific functions	decimal hrs/hrs min sec conversions; polar/rectangular conversions; angle conversions
Statistical functions	Σx, Σx2, Σy, Σy2, Σxy; Sample standard deviation, mean; Population standard deviation; Linear regression; Combinations, permutations; Weighted mean; Edit, save, name, list; Curve fit ( LIN, LOG, EXP, POW ); Plot statistical data; Hypothesis tests; Confidence intervals

Energy Efficiency
Battery	AAA x 4 + CR2032

Compliance
Subject suitability	General Math Pre-Algebra/Algebra Trigonometry Statistics Geometry Biology Chemistry Physics Earth sciences
Permitted use on	SAT Reasoning Test SAT Subject Tests in Mathematics Level 1 and Level 2 ACT Mathematics Test PSAT/NMSQT AP Chemistry/Physics PLAN EXPLORE