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The graph of the function \(f(x)\) is shown below. How many values of \(x \) satisfy \(f(f(x))=3\)?

 Mar 8, 2021
 #1
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*** edited ***

 

Two

 

 

when x = 3      f(3) = 5     then     f(5) = 3

 

and when x = -1     f(-1) = 1     then f(1) = 3

 Mar 8, 2021
edited by ElectricPavlov  Mar 8, 2021
edited by ElectricPavlov  Mar 8, 2021
 #2
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Thank you!!!

Guest Mar 8, 2021

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