1. Algebra & function basics
HL 1.1 - Linear equations HL 1.2 - Function basics HL 1.3 - Inverse functions HL 1.4 - Transformations of graphs This unit covers the following (and more): ∎ Linear equations: forms; gradients; x- and y-intercepts ∎ Parallel and perpendicular lines ∎ Solving a system of linear equations (maximum of 3 equations in 3 unknowns) ∎ Concept of a function and its domain, range & graph ∎ Mathematical notation for functions ∎...