Transforming graphs: y = −f(x)

Quiz by Oak National Academy: GCSE Maths Higher (2)

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6 questions

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Q1
$-\text{f}(x)$ is a transformation by __________.
translation
reflection
rotation
enlargement
30s
Q2
$-\text{f}(x)$ is a transformation by reflection __________.
in the line $y=x$
in the line $y=-x$
in the $x$ -axis
in the $y$ -axis
30s
Q3
$y=\text{f}(x)$ is graphed here. Which coordinate pairs will be on the transformed graph $y=-\text{f}(x)$ ?
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30s
Q4
$y=\text{f}(x)$ is graphed. Which of these images shows the transformation $y=-\text{f}(x)$ ?
30s
Q5
Here is a table of values for an unknown function $\text{f}(x)$ Which coordinate pairs will be on the transformed graph $y=-\text{f}(x)$ ?
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30s
Q6
$(-c,-d)$ is on the graph of $y=\text{f}(x)$ , $c\neq{0}$ and $d\neq{0}$ . What will be the position of this point on the graph $y=-\text{f}(x)$ ?
$(c,d)$
$(c,-d)$
$(-c,-d)$
$(-c,d)$
30s

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