Scientific Calculator
A TI-89 inspired scientific calculator with trigonometry, logarithms, symbolic algebra, graphing, and financial calculations. All processing happens in your browser.
How to use
- 1
Type or click
Enter expressions using the on-screen buttons or your keyboard. Press Enter or = to evaluate.
- 2
Switch calculators
Use the tabs at the top to switch between Scientific and Graphing calculators. For business calculations, use the dedicated Business Calculator tool.
- 3
Use the guide
Expand the guide section below for formulas, function references, and worked examples.
Frequently asked questions
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