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Scientific Calculator

Trig, logarithms, powers, and memory — all in your browser. No sign-up.

DEG

0

Scientific calculator — functions reference

Supports standard arithmetic, trigonometry (sin / cos / tan and their inverses in degrees or radians), natural log (ln), base-10 log, square root, powers, and reciprocal. Toggle DEG/RAD for trig functions. Memory operations MC / MR / M+ store and recall a value across calculations. For programmer-mode conversions, try Number Base Converter (dec/hex/bin/oct). For common math, use Percentage Calculator.

Private & free — this tool runs entirely in your browser.

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