2006-II-24
Ans: B
Note that the projection of $BD$ on the plane $CDEF$ is
… Read Note that the projection of $BD$ on the plane $CDEF$ is
HKCEE - 2006
2006-II-25
Ans: D
A is the image of reflecting the figure about the verti
… Read A is the image of reflecting the figure about the verti
2006-II-26
Ans: D
In $\Delta ABE$ and $\Delta ACD$,
… Read In $\Delta ABE$ and $\Delta ACD$,
$\begin{array}{ll
2006-II-27
Ans: C
… Read Note that $\angle AOB = 135^\circ – 45^\circ = 9
2006-II-28
Ans: C
Consider the equation of the straight line,
… Read Consider the equation of the straight line,
$\begin{
2006-II-29
Ans: D
Note that the slope of the straight line $4x+y-2=0$ is
… Read Note that the slope of the straight line $4x+y-2=0$ is
2006-II-30
Ans: A
Consider the equation of the straight line
… Read Consider the equation of the straight line
$\begin{a
2006-II-31
Ans: D
Since it is an equilateral triangle, then we have
… Read Since it is an equilateral triangle, then we have
$\be
2006-II-32
Ans: B
Note that for the probability of any events must be a nu
… Read Note that for the probability of any events must be a nu
2006-II-33
Ans: C
$$\begin{array}{|c|c|c|c|c|c|c|} \hline
& 1
… Read $$\begin{array}{|c|c|c|c|c|c|c|} \hline
& 1
2006-II-34
Ans: B
I is not true. The mean of the numbers in group 1
… Read I is not true. The mean of the numbers in group 1
$\begin
2006-II-35
Ans: C
The inter-quartile range of their weights
… Read The inter-quartile range of their weights
$\begin{a
2006-II-36
Ans: B
According to the given figure, the crosses move down a
… Read According to the given figure, the crosses move down a
2006-II-37
Ans: B
Sub. $x=0$ into $y= 4^x$, we have
… Read Sub. $x=0$ into $y= 4^x$, we have
$\begin{array}{rcl
2006-II-38
Ans: A
$\begin{array}{rcl}
\log \dfrac{a}{10} & = &#
… Read $\begin{array}{rcl}
\log \dfrac{a}{10} & = &#
2006-II-39
Ans: C
$\begin{array}{cl}
& 2^{13} + 2^4 +3 \\
= &
… Read $\begin{array}{cl}
& 2^{13} + 2^4 +3 \\
= &
2006-II-40
Ans: B
By the remainder theorem, we have
… Read By the remainder theorem, we have
$\begin{array}{rc
2006-II-41
Ans: C
Sub. $y=0$ into the equation of $AB$, we have
… Read Sub. $y=0$ into the equation of $AB$, we have
$\begin{
2006-II-42
Ans: D
Note that the first term is $2006$ and the common diffe
… Read Note that the first term is $2006$ and the common diffe
2006-II-43
Ans: A
$\begin{array}{rcl}
b & = & \sqrt{ac} \\
b
… Read $\begin{array}{rcl}
b & = & \sqrt{ac} \\
b