Maths study guides

A complete guide to the ACT Math Algebra area: solving linear equations and inequalities, systems of equations by substitution and elimination, quadratic equations by factoring and the formula, polynomials and factoring, exponential and radical equations, and expressions in the coordinate plane, with worked methods.

A complete guide to the ACT Mathematics format and test strategy: the enhanced ACT (about 45 questions in 50 minutes, four choices, calculator throughout, 1 to 36 score), the three reporting categories, the calculator policy, the Integrating Essential Skills and Modeling categories, and how to pace, guess and maximise your score.

A complete guide to the ACT Math Functions area: function notation and evaluation, linear functions and slope, quadratic functions and their graphs, exponential and logarithmic functions, transformations of functions, and arithmetic and geometric sequences, with worked methods.

A complete guide to the ACT Math Geometry area: angle and triangle relationships, right-triangle trigonometry (Pythagoras and SOH-CAH-TOA), circles and their equations, area, perimeter and volume, coordinate geometry, and similarity and congruence, with worked methods.

A complete guide to the ACT Math Number and Quantity area: the laws of exponents, simplifying roots and scientific notation, the real and complex number systems, ratios, proportions and rates, percentages and percent change, and basic vector and matrix operations, with worked methods.

A complete guide to the ACT Math Statistics and Probability area: mean, median, mode and range, probability of simple and compound events, counting with permutations and combinations, reading data displays, and weighted averages and expected value, with worked methods.