Hong Kong
Stage 4 - Stage 5
Identify Characteristics of Simple Rational Functions
Interactive practice questions
The four quadrants on the coordinate axes are labelled $1$1 to $4$4 anticlockwise, starting with $1$1 in the quadrant where $\left(2,3\right)$(2,3) lies.
a
In which quadrant are $x$x and $y$y values both positive?
$2$2
A
$3$3
B
$4$4
C
$1$1
D
b
In which quadrant are $x$x and $y$y values both negative?
$1$1
A
$4$4
B
$2$2
C
$3$3
D
c
In which quadrant is $x$x positive and $y$y negative?
$4$4
A
$3$3
B
$2$2
C
$1$1
D
d
In which quadrant is $y$y positive and $x$x negative?
$2$2
A
$1$1
B
$4$4
C
$3$3
D
Easy
Approx a minute
The $x$x and $y$y values of a point on the coordinate plane multiply to give $9$9.
Consider the expression $\frac{2}{x}$2x for $x>0$x>0.
Consider the expression $\frac{3}{x}$3x for $x<0$x<0.
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