IXL - Dilations of functions (Precalculus practice)

What does the transformation

(

)

↦

do to the graph of

(

)

shrinks it vertically

shrinks it horizontally

stretches it vertically

stretches it horizontally

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Now entering the Challenge Zone—are you ready?

Questions
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hr	min	sec
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Teacher tools

Work it out

Not feeling ready yet? These can help:

Transformation of f ( x )	Transformation of graph of f ( x )
a f ( x ) , a > 1	Stretch vertically
a f ( x ) , 0 < a < 1	Shrink vertically
f ( a x ) , a > 1	Shrink horizontally
f ( a x ) , 0 < a < 1	Stretch horizontally