How to Use

How to Use the Scientific Calculator

Step 1: Enter Expression

Use the buttons to build your mathematical expression. Supports numbers, operators, trigonometric functions, logarithms, and constants.

Step 2: Calculate

Press = to evaluate the expression. The result appears instantly in the display.

Step 3: Continue or Clear

Use C to clear the display and start a new calculation. The calculator supports chaining operations.

Key Features

Trigonometric functions (sin, cos, tan)
Logarithms (log base 10, natural ln)
Square root and power functions
Factorial (n!) calculation
Pi (π) and Euler's number (e) constants
Mobile friendly button layout

Common Uses

Math and science homework
Engineering calculations
Physics problem solving
Quick arithmetic and trigonometry

FAQ

Q: What functions are supported?
A: The calculator supports sin, cos, tan (in radians), log (base 10), ln (natural log), square root (√), power (xʸ), factorial (n!), pi (π), and e.

Q: Are trigonometric functions in degrees or radians?
A: Trigonometric functions use radians. To convert from degrees, multiply by π/180.

Q: Can I use parentheses?
A: Yes! Use ( and ) to group expressions and control evaluation order.