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Scientific Calculator
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Frequently Asked Questions
What is the difference between DEG and RAD mode?
DEG (Degrees) and RAD (Radians) are two different units for measuring angles. In DEG mode, angles are measured in degrees (where a full circle is 360 degrees). In RAD mode, angles are measured in radians (where a full circle is 2π radians). Most everyday calculations use degrees, while radians are commonly used in calculus, physics, and advanced mathematics.
How do I use the memory functions (MC, MR, M+, M-)?
The memory functions allow you to store and recall values:
- MC (Memory Clear): Clears the stored memory value
- MR (Memory Recall): Recalls the stored memory value into the display
- M+ (Memory Add): Adds the current display value to memory
- M- (Memory Subtract): Subtracts the current display value from memory
What are logarithmic functions (log and ln)?
Logarithms are the inverse of exponential functions. log (common logarithm) uses base 10, while ln (natural logarithm) uses base e (approximately 2.718). For example, log(100) = 2 because 10² = 100, and ln(e) = 1 because e¹ = e.
How do I calculate powers and roots?
Use the following buttons for powers and roots:
- x²: Squares the current number
- x³: Cubes the current number
- xy: Raises x to the power of y (enter x, press xy, enter y, press =)
- √: Calculates the square root
- 3√: Calculates the cube root
Can I use keyboard shortcuts with this calculator?
Yes! This calculator supports full keyboard input:
- 0-9: Number input
- + - * /: Basic operations
- Enter or =: Calculate result
- Escape: Clear all (C)
- Backspace: Delete last character
- ( ): Parentheses
- . or ,: Decimal point
- p: Insert π