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Scientific Calculator

Full-featured scientific calculator with trig and log functions.

Scientific Calculator

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Overview

What Is a Scientific Calculator?

This tool provides advanced mathematical functions including trigonometry (sin, cos, tan), logarithms, square roots, and exponents, beyond basic arithmetic.

Who It's For

For Students & Engineers

Useful for trigonometry, calculus prep, engineering calculations, and advanced math coursework.

Walkthrough

How to Use This Calculator

01

Enter your expression

Type or click to build a mathematical expression.

02

Use function buttons

Click sin, cos, log, sqrt, etc. for advanced functions.

03

Press equals

See your result instantly.

Tips

Tips & Tricks

FAQ

Frequently Asked Questions

Are trig functions in degrees or radians?

This calculator uses radians, the JavaScript default - convert degrees to radians (multiply by π/180) if needed.

What functions are available?

Sin, cos, tan, log (base 10), ln (natural log), square root, and exponents.

Can I use parentheses for order of operations?

Yes, parentheses work as expected to control calculation order.

What's the difference between log and ln?

Log is base-10 logarithm; ln is natural logarithm (base e).

Does this support exponents?

Yes, use the ^ symbol or the power function for exponents.

Is this useful for calculus?

It can help with calculations feeding into calculus work, though it doesn't perform calculus operations like derivatives directly.

Can I calculate square roots of negative numbers?

No, this returns an error for square roots of negative numbers, as they require complex numbers.

Is my data saved?

No, calculations happen entirely in your browser.

Does this work on mobile?

Yes, fully responsive and touch-friendly.

Is this tool free?

Yes, completely free with no sign-up required.

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