Scientific Calculator
Trigonometry, powers, roots & basic operations
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Trig functions use radians. Example: sin(0) = 0, sqrt(16) = 4
How to use
- Tap buttons to build your expression (+, −, ×, ÷, sin, cos, sqrt, powers).
- Press = to evaluate. Use ⌫ to delete one character, C to clear.
The formula (in simple words)
Operations follow standard math precedence. Trig functions (sin, cos, tan) use radians.
Frequently asked questions
This calculator uses radians. Multiply degrees by π/180 first if needed (e.g. sin(π/6) for 30°).