Scientific Calculator
Free online scientific calculator with trigonometry, logarithms, exponents, factorials, and more. Evaluate complex expressions.
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Calculator Functions Reference
Trigonometry
- sin(x) — sine (radians)
- cos(x) — cosine
- tan(x) — tangent
- asin(x) — arcsine
- acos(x) — arccosine
- atan(x) — arctangent
Logarithms & Roots
- log(x) — base 10 log
- ln(x) — natural log
- log2(x) — base 2 log
- sqrt(x) — square root
- cbrt(x) — cube root
- pow(a,b) — a to power b
Constants & Misc
- π — 3.14159...
- e — 2.71828...
- abs(x) — absolute value
- ceil(x) — round up
- floor(x) — round down
- round(x) — round nearest
Operators
- + — addition
- - — subtraction
- * — multiplication
- / — division
- ^ — exponent
- ! — factorial
Frequently Asked Questions
Trigonometric (sin, cos, tan, asin, acos, atan), hyperbolic (sinh, cosh, tanh), logarithmic (log, ln, log2), roots (sqrt, cbrt), exponents (^), factorial (!), and constants π and e.