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About the Scientific Calculator
This scientific calculator evaluates trigonometric functions, logarithms, exponentials, powers, roots, and combined expressions. Enter a full expression and the tool returns a single numeric result, often with high decimal precision.
You work with numbers, angles, constants such as pi and e, and operators for sin, cos, tan, log, ln, exponents, and roots. The calculator follows the standard order of operations, so parentheses and operator precedence are applied just as in written mathematics. For trigonometric functions, set the angle mode to degrees or radians before you calculate. A quick check of the mode indicator prevents wrong results in most trig problems.
- Select DEG or RAD so the mode matches your angle units.
- Type your expression using the function keys for sin, log, powers, and roots.
- Press the equals key and read the result from the display.