Reference

Reference sheets

One-page summaries to look things up fast. They print well (one or two pages each). Keep the one for your current unit open while you practice.

• Number skills
  Signed numbers, fractions, order of operations, like terms. Unit 1.
• Equations and inequalities
  Solving steps, formulas, interval notation, absolute value. Unit 2.
• Lines and systems
  Slope, line forms, parallel and perpendicular, solving systems. Units 3-4.
• Exponent rules and polynomials
  All exponent rules, scientific notation, special products, division. Unit 5.
• Factoring patterns
  GCF, grouping, trinomials, special patterns, the factoring checklist. Unit 6.
• Rational expressions
  Simplify, multiply, divide, add with the LCD, solve and check. Unit 7.
• Radicals and complex numbers
  Root rules, rational exponents, rationalizing, powers of i. Unit 8.
• Quadratics
  Square root property, completing the square, quadratic formula, discriminant, vertex. Unit 9.
• Functions
  Function vocabulary, domain and range, transformations, composition, inverses. Unit 10.
• Exponentials and logarithms
  Exponential models, log definition, log rules, solving. Unit 11.
• Glossary
  Every term the course uses, in plain words.

Sources, free textbooks, and where to ask questions