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📊 Texas Instruments TI-83 Graphing Calculator – Black – Tested & Work - $20 (Centerville)
condition:
excellent
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Brand: Texas Instruments Model: TI-83 Type: Graphing Calculator Size: Handheld, Regular Key Size Display: Monochrome LCD, 96×64 pixels (8-line, 16-character) Power Source: Battery (4×AAA + backup cell) Condition: Pre-owned, normal wear, fully tested and working
🔎 Product Overview
The TI-83 Graphing Calculator is a trusted classic from Texas Instruments, widely used in middle school, high school, and college math and science courses. Known for its reliability and versatility, the TI-83 (and TI-83 Plus) remains approved for major standardized tests including SAT, ACT, PSAT/NMSQT, AP, and IB.
✨ Key Features
Graphing functions: Plot up to 10 functions at once (standard, parametric, polar, sequence) with zoom and trace tools.
Statistics & probability: One- & two-variable stats, regression models, histograms, box plots, and probability distributions (Normal, t, chi-square, binomial, Poisson).
Math & finance tools: Trigonometry, logarithms, exponentials, matrices, numerical calculus (derivatives/integrals), plus financial functions like time-value-of-money and amortization.
Apps & programmability: Flash memory for built-in and add-on apps (e.g., Science Tools, Probability Simulation) and the ability to write/run your own programs.
Connectivity: Link port for calculator-to-calculator or calculator-to-computer data transfer.
🛠Hardware Specs
Display: Monochrome LCD, 96×64 pixels
Memory: 24 KB user RAM, 160 KB flash ROM
Power: Runs on 4×AAA batteries + backup cell
Durability: Pre-owned with normal wear, tested and fully functional
📌 Category
Business & Industrial
Office
Office Equipment
Calculators
💬 Note to buyers: If the text or pictures are unclear or confusing, please feel free to ask questions. Like the item but not the price? Make an offer!