Scientific Calculator
Online scientific calculator with trigonometric functions, logarithms, square root, powers, and constants π and e.
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What is a Scientific Calculator?
A scientific calculator performs advanced mathematical operations beyond basic arithmetic. This tool includes trigonometric functions, logarithms, roots, powers, and the mathematical constants π and e.
Supported functions
| Function | Description |
|---|---|
| sin, cos, tan | Trigonometric functions (radians) |
| log | Base-10 logarithm |
| ln | Natural logarithm (base e) |
| √ | Square root |
| x² | Square a number |
| π | Pi (≈ 3.14159) |
| e | Euler’s number (≈ 2.71828) |
| ( ) | Parentheses for grouping |
How to use this tool
Click buttons to build your expression. Use parentheses to control order of operations. Press = to evaluate.
Example use cases
- Trigonometry: Calculate sin(π/6) for a physics problem
- Logarithms: Find log(1000) = 3 for chemistry calculations
- Engineering: Evaluate complex expressions like (3² + √16) × ln(e)