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∑

Scientific Calculator

Keyboard supported · History panel · Unit converter

Formulas

Quadratic

x = (-b ± √(b²-4ac)) / 2a

Pythagorean

c² = a² + b²

Area Circle

A = πr²

Slope

m = (y₂-y₁) / (x₂-x₁)

Compound Interest

A = P(1+r/n)^(nt)

Sin Law

a/sinA = b/sinB = c/sinC

Cos Law

c² = a²+b²-2ab·cosC

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History

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