Handbook
Every definition, theorem and strategy of The Book of Math Formulas and Strategies by Omega Learn, in one searchable reference. Each card links to the lesson that teaches it.
Chapters
Algebra
Means, sequences and series, rates, systems, polynomials and Vieta, factorizations, floor functions and inequalities: every algebra formula in one place.
89 entries
Chapter 2Number Theory
Primes and divisors, GCD and LCM, modular arithmetic with Euler, Fermat and the Chinese Remainder Theorem, Diophantine equations, bases and p-adic valuation.
44 entries
Chapter 3Counting and Probability
Factorials, permutations and combinations, counting strategies, stars and bars, binomial identities, probability, expected value and inclusion-exclusion.
54 entries
Chapter 4Geometry
Triangles, quadrilaterals, circles and power of a point, polygons, cyclic quadrilaterals, 3-D solids, the advanced triangle formulas and coordinate geometry.
120 entries
Chapter 5Trigonometry
Trig identities and special values, the unit circle, the laws of sines and cosines, double, half and sum angle formulas, and the graphs of the trig functions.
18 entries
Chapter 6Logarithms
What a logarithm is and the formulas that make it work: product, quotient and power rules and the change of base.
8 entries
Chapter 7Complex Numbers
The algebra of i, conjugates, the complex plane, polar form and De Moivre, roots of unity, and complex numbers as a tool for trigonometry.
36 entries
Chapter 8Additional Techniques and Strategies
Meta-solving with the answer choices, avoiding silly mistakes, and strategies that maximize your score on test day.
30 entries