What is Scientific Calculator?
A full-featured scientific calculator with trigonometric functions, logarithms, exponents, factorials, and constants like pi and e. Supports parentheses for complex expressions, degree/radian mode switching, and calculation history so you can review previous results.
How to use
- Enter your expression using the on-screen buttons or type directly — supports sin, cos, tan, log, ln, sqrt, and power functions.
- Toggle between degree and radian mode for trigonometric calculations. Use parentheses for nested expressions.
- View your calculation history to reference or reuse previous results. Copy any result to clipboard.
Result
You need to calculate the hypotenuse of a right triangle with sides 3 and 4. Enter sqrt(3²+4²) and get 5. Then calculate the angle: enter atan(4/3) in degree mode to get 53.13°.
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