Student Tools
Scientific Calculator
Perform algebraic, trigonometric, logarithmic, and power calculations with real-time physical keyboard support and precision error handling.
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Mode: DEG (Degrees)
Sandboxed Math Engine: Mathematical expressions are evaluated via a safe AST tokenizer. No arbitrary code execution or network transmission occurs.
Calculation History
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Keyboard Shortcuts
0-9 Digits
+ - * / Ops
Enter / = Solve
Esc Clear (AC)
Backspace Delete
s, c, t sin, cos, tan
r sqrt
p, e π, e