Summary (Grade 12 NSC Matric Mathematics): Quizzes

Each input gives exactly one output

Whether a graph represents a function

Undoes what the original function does

Replace every $x$ with $y$ and vice versa

Reflections about the line $y = x$

They swap places

$y = \log_b x$

Base 10

$\log_a xy = \log_a x + \log_a y$

Quadratic function $y = ax^2$