2020-M1-01
Ans: (a) $1-4x+6x^2-4x^3+x^4$ (b) $\dfrac{1}{2}$
… Read - By the b
HKDSE-M2 - 2020
2020-M2-02
Ans: $\dfrac{3}{8}$
… Read $\begin{array}{cl}
& f'(2) \\
=
2020-M2-03
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-
$\begin{array}{cl}
& \tan 3x \\
= & \tan (x+2x) \
-
2020-M2-04
Ans: (a) $\dfrac{\theta}{2} – \dfrac{\sin 2\theta
… Read 2020-M2-05
Ans: (b) $\dfrac{387}{310}$
… Read - Let $P(n)$ be the given statem
2020-M2-06
Ans: (a) Yes (b) $5$ square unit per second
… Read - Sketch a graph acc
2020-M2-07
Ans: (a) $y=-x^2+8x-5$ (b) (i) $(7,2)$ (ii) $x-6y+5=0$
… Read -
$\b
2020-M2-08
Ans: (a) $a=2$, $b=-3$, $c=-5$ (b) (i) $\begin{pmatrix} 0 &
… Read 2020-M2-09
Ans: (a) $y=x+20$, $x=4$ (b) $\dfrac{384}{(x-4)^3} +\dfr
… Read