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Calculator Features

  • đŸ”ĸ
    Basic Arithmetic Operations
  • 📐
    Trigonometric Functions
  • 📊
    Logarithmic Calculations
  • ⚡
    Exponential Functions
  • 🔄
    Degree/Radian Mode
  • 🧮
    Scientific Notation
  • 📱
    Mobile Responsive
  • âŒ¨ī¸
    Keyboard Support

How to Use the Scientific Calculator

Basic Operations

Use the number buttons (0-9) to enter values. Click +, -, ×, / for basic arithmetic operations. Press = to calculate results or Enter on your keyboard.

Trigonometric Functions

Use sin, cos, tan for trigonometric calculations. Toggle between DEG (degrees) and RAD (radians) mode using the mode buttons at the top of the calculator.

Scientific Functions

Access logarithms (log, ln), square root (√), exponentials (x^y, x²), and absolute value (|x|). All functions follow standard mathematical notation.

Advanced Features

Calculate factorials (x!), use mathematical constants (Ī€, e), and perform complex calculations with parentheses for proper order of operations.

Frequently Asked Questions

How do I switch between degrees and radians mode?

Click the "DEG" or "RAD" buttons at the top of the calculator to switch between degree and radian modes for trigonometric functions. The active mode will be highlighted.

What trigonometric functions are available?

The calculator includes sin, cos, tan, asin (arcsin), acos (arccos), and atan (arctan) functions. All functions work in both degree and radian modes.

Can I use keyboard shortcuts with this calculator?

Yes! You can use your keyboard for numbers (0-9), operators (+, -, *, /), parentheses, decimal point, Enter for equals, Escape or C for clear, and Backspace to delete the last entry.

Is this calculator free to use?

Absolutely! This scientific calculator is completely free to use with no registration required. All features are available at no cost with unlimited usage.

Does this work on mobile devices?

Yes! The calculator is fully responsive and optimized for mobile devices, tablets, and desktop computers. The interface adapts automatically to your screen size.