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Scientific Calculator Online โ Free Advanced Math Calculator
Use our free online scientific calculator for advanced math. Supports trigonometry, logarithms, exponents, factorials, and more โ no download needed.
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How to Use
- Click calculator buttons or type on your keyboard.
- Use sin, cos, tan for trigonometry (toggle DEG/RAD mode).
- Enter full expressions with parentheses.
- Use M+, M-, MR, MC for memory functions.
- Press = or Enter to evaluate.
Trig Functions
Supports sin, cos, tan and their inverses (asin, acos, atan). Toggle DEG/RAD mode for angle units.
Logarithms
log for base-10 logarithm, ln for natural logarithm (base e).
Powers & Roots
xยฒ for square, โ for square root, xสธ for any power, n! for factorial.
How It Works
1
Enter
Input your data into the tool above.
2
Calculate
The tool processes your input instantly.
3
Copy / Download
Copy or download your results.
Frequently Asked Questions
Does this scientific calculator support trigonometry?
Yes, sin, cos, tan, and their inverses (arcsin, arccos, arctan) are fully supported.
Can I switch between degrees and radians?
Yes, use the DEG/RAD toggle button at the top of the calculator.
Does it support complex expressions?
Yes, enter full expressions like sin(45) + log(100) * 2^3.
Can I use my keyboard?
Yes! Number keys, operators (+, -, *, /), Enter for =, Backspace to delete, and Escape to clear all work.
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