Scientific Calculator
Evaluate expressions with parentheses, powers, square root, trig, logs, and π.
Inputs
Result
Enter values on the left and select Equals to see the result here.
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What the Scientific Calculator does
- Evaluates a typed expression and returns the numerical result.
- Supports common scientific functions and operator precedence.
How to use the Scientific Calculator
- Type an expression (or use the keypad buttons).
- Use parentheses to control order of operations.
- Click Calculate to see the result.
Formula / methodology used
- Parses the expression into tokens and evaluates it safely (no JavaScript eval).
- Supports sin/cos/tan, sqrt, log10, natural log, powers, and π.
Example calculation
Evaluate (2+3)*4 + pi^2
- Enter expression
- Calculate
Result: Outputs a numeric result.
Scientific Calculator FAQs
Are trig functions in degrees or radians?
They use radians (standard for most programming math libraries).