4 tools

Math & statistics

Equation solvers, systems of equations, percentages and descriptive statistics with every step of the working.

Roots with the quadratic formula, discriminant, vertex and graph.

2x2 and 3x3 linear systems by Gaussian elimination and Cramer's rule.

Mean, median, mode, standard deviation, quartiles and frequency table.

X% of Y, percentage change, increase, decrease and reverse percentages.

Other categories