- If $f(x)$ is divided by $(x-a)$, where $a$ is a real number, then the remainder is $f(a)$.
- If $f(x)$ is divided by $(mx-n)$, where $m$ and $n$ are real numbers and $m\neq0$, then the remainder is $f(\dfrac{n}{m})$.
Resources for HKDSE Mathematics
