Mathematics
Algebra, geometry, trigonometry, calculus & matrices
10 Calculators
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Triangle Area (Heron)
Area of a triangle given three sides using Heron's formula.
Mathematics
Circle Calculator
Area, circumference, diameter from radius.
Mathematics
Rectangle Calculator
Area and perimeter of a rectangle.
Mathematics
Trigonometry Calculator
Calculate sin, cos, tan and inverse functions.
Mathematics
Statistics (Mean, Median, Std Dev)
Compute mean, median, mode, variance, std dev from a list.
Mathematics
Matrix Determinant
Determinant of 2×2 or 3×3 matrix.
Mathematics
Complex Numbers
Add, subtract, multiply, divide two complex numbers; convert to polar.
Mathematics
Logarithm (any base)
Compute logₐ(x) for any base a and argument x.
Mathematics
GCD & LCM
Greatest common divisor & least common multiple of two integers.
Mathematics
Combinations & Permutations
Calculate nCr (combinations) and nPr (permutations).
Mathematics
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