2016-I-17
Ans: (a) $-3$ (b) $444$
… Read - Let $d$ be the common difference.
$\b
HKDSE-MATH
2016-II-01
Ans: A
$\begin{array}{cl}
& 8^{222} \cdot 5^{666} \\
… Read $\begin{array}{cl}
& 8^{222} \cdot 5^{666} \\
2016-II-02
Ans: A
$\begin{array}{rcl}
\dfrac{a}{x} + \dfrac{b}{y} &
… Read $\begin{array}{rcl}
\dfrac{a}{x} + \dfrac{b}{y} &
2016-II-03
Ans: D
$\begin{array}{cl}
& 16 – (2x-3y)^2 \\
=
… Read $\begin{array}{cl}
& 16 – (2x-3y)^2 \\
=
2016-II-04
Ans: C
$\begin{array}{cl}
& 0.076\ 540\ 3 \\
= & 0
… Read $\begin{array}{cl}
& 0.076\ 540\ 3 \\
= & 0
2016-II-05
Ans: A
$\left\{ \begin{array}{ll}
4\alpha + \beta = 5 &
… Read $\left\{ \begin{array}{ll}
4\alpha + \beta = 5 &
2016-II-06
Ans: B
Since $f(x)$ is divisible by $2x+1$, we have
… Read Since $f(x)$ is divisible by $2x+1$, we have
$\begin{
2016-II-07
Ans: A
Consider the first inequality,
… Read Consider the first inequality,
$\begin{array}{rcl
2016-II-08
Ans: C
Since the quadratic equation $x^2+kx+8k+36=0$ has e
… Read Since the quadratic equation $x^2+kx+8k+36=0$ has e
2016-II-09
Ans: D
$\begin{array}{rcl}
y & = & (ax+1)^2 + a \\
y &
… Read $\begin{array}{rcl}
y & = & (ax+1)^2 + a \\
y &
2016-II-10
Ans: C
The monthly salary of Peter
… Read The monthly salary of Peter
$\begin{array}{cl}
= �
2016-II-11
Ans: D
$\begin{array}{rcl}
(3y-4x):(2x+y) & = &
… Read $\begin{array}{rcl}
(3y-4x):(2x+y) & = &
2016-II-12
Ans: D
Let $z = \dfrac{k\sqrt{x}}{y}$, where $k$ is a non-ze
… Read Let $z = \dfrac{k\sqrt{x}}{y}$, where $k$ is a non-ze
2016-II-13
Ans: A
Let $\$y\text{ kg}$ be the cost of flour of brand $Y$.
… Read Let $\$y\text{ kg}$ be the cost of flour of brand $Y$.
$
2016-II-14
Ans: C
Note that the sequence of the number of dots in the patt
… Read Note that the sequence of the number of dots in the patt
2016-II-15
Ans: B
Add a straight line $DE$ passing through $C$ such that
… Read Add a straight line $DE$ passing through $C$ such that
2016-II-16
Ans: D
In $\Delta ABD$,
… Read In $\Delta ABD$,
$\begin{array}{rcl}
AB^2 + BD^2 �