Calculators
Scientific Calculator
A full-featured scientific calculator with trigonometry, logarithms, exponents, roots, and constants. Works entirely in your browser.
Free · Runs in your browser · No signup · Files stay on your device
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How to use
How to use Scientific Calculator
- 1Click buttons or build an expression.
- 2Press = to evaluate.
- 3Press C to clear.
Tips
Quick tips
- Trig functions use degrees by default.
- Use parentheses for complex expressions.
- π and e insert their mathematical constant values.
FAQ
Frequently asked questions
Are trig functions in degrees or radians?
Degrees. sin(90) = 1.
Can I type expressions?
Use the buttons for reliable input. The display shows the current number.
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