HKDSE-M2 - 2021 -

Ans: (a) $d=3$, $\{ (3-32t, 13t-1, t) | t \in \mathbb{R} \}$ (

Ans: (a) $y=\dfrac{4a^2+(4k-2k^2)a+(k^2+16k+8)}{a^3+

Ans: (a) (i) $a\neq 1$ and $a\neq \dfrac{3}{2}$ (ii) $5$ (ii