C2 Exam help Watch

Skaterkid
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#1
Report Thread starter 7 years ago
#1
Im stuck on this question and i noticed its appearing in exams time to time. I dont know what to do or even know how to attempt the question, could someone just give me the logic of how its done.













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vc94
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#2
Report 7 years ago
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You need to to learn your transformation of functions.
If y=f(x) then the graph y= f(ax) is a horizontal stretch of scale factor 1/a.

So in this question a=1/3.
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