HKCEE - 2006 - Paper 2 -

Ans: D
A is the image of reflecting the figure about the verti

Ans: C
I has no rotational symmetry.

II has $4$-fold rotatio

Ans: B
The axes of reflectional symmetry of the square $ABCD

Ans: D
Note that $y=f(x+1)$ means translating the graph $y=

Ans: D

The above figure is the graph of $y=\sin x^{\circ }$. By c

Ans: A
A is the image formed by rotating the figure anticlock

Ans: D
I has reflectional symmetry and rotational symmetry

Ans: D
Note that $y=f(x)+2$ represents translating $y=f(x

Ans: B
Note that $y=a\cos (2x^{\circ }+{120}^{\circ })+b$ means c

Ans: A
Mark $A$ on the given figure as shown below.

Rotate the

Ans: D
Note that $y=g(x)=\frac{1}{3}f(x)$. Therefore, $g

Ans: D

Let $f(x)=3^x$. The above figure is the graph of $y=f(

Ans: C
Consider $y=a\sin (x^{\circ }+\theta )$.

For $a1$, $y=

Ans: (a) (i) $(36,3)$ (ii) ${\displaystyle \frac{-1}{144}}(x-32{)}^2+8$ (

Ans: B
A is the image rotating the given plane figure anticlo

Ans: C
There are three methods transforming one graph to the

Ans: A
According to the figure, the $y$ intercept of the grap

Ans: B

By comparing the graph of $y=\cos x^{\circ }$, the graph

Ans: A
A is the image rotating the given figure anticlockwis

Ans: A
The 2 axes of reflectional symmetry are shown in the fo