Mathematics Tools

Equation solving, matrices, statistics, standard deviation and probability.

• Equation Solver — Solve linear, quadratic and cubic equations and 2×2 or 3×3 linear systems, with real and complex roots and step-by-step working.
• Matrix Calculator — Add, multiply, invert and find the determinant, rank, RREF and powers of matrices up to 6×6 with exact fraction results.
• Statistics Calculator — Paste a data set to get mean, median, mode, quartiles, variance, standard deviation, skewness, outliers and a histogram instantly.
• Standard Deviation Calculator — Find sample or population standard deviation and variance with a step-by-step table of deviations and squared deviations.
• Probability Calculator — Calculate single and two-event probabilities, conditional probability, permutations, combinations and binomial probabilities.