What is Scientific Calculator?
An online scientific calculator executing mathematical, logarithmic, exponential, and trigonometric evaluations following standard algebraic order of operations (PEMDAS).
How to Use This Calculator
- Enter an expression or select functions from the keypad.
- Choose angle units (Degrees or Radians).
- Calculate the exact numerical and scientific notation result.
The Mathematical Formula & Variables
Evaluates algebraic functions following standard operator precedence
Step-by-Step Worked Example
Scenario: Evaluating sin(30 deg) + sqrt(144) * 1.8867.
- sin(30 degrees) = 0.5.
- sqrt(144) = 12.
- 12 * 1.8867 = 22.6404.
- 0.5 + 22.6404 = 23.1404.
Result: 23.1407
Frequently Asked Questions
What order of operations does the calculator follow?
The calculator strictly follows PEMDAS: Parentheses, Exponents, Multiplication & Division, Addition & Subtraction.