Precision Calculator

📱 Basic Operations

Switch modes: Click "Basic" or "Scientific" to switch calculator modes

Angle mode: Click "DEG/RAD" to switch between degrees and radians

Clear: Click "AC" to clear all input

Backspace: Click the backspace icon to delete the last character

🔢 Scientific Functions

Trigonometric: sin, cos, tan, asin, acos, atan

Hyperbolic: sinh, cosh, tanh

Logarithmic: log (common log), ln (natural log)

Exponential: exp, 10^x, 2^x

Roots: √ (square root), ∛ (cube root)

Powers: x², x³, ^ (arbitrary power)

Others: |x| (absolute value), 1/x (reciprocal), ! (factorial)

📋 History

Click history items to reuse expressions

Click copy icon to copy calculation results

Click delete icon to remove individual records

Click "Clear" to delete all history records。