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If F(X) = "X-3"/"X+1", Then F (F {F (X)}) is Equal To:

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Question

If f(x) = `"x-3"/"x+1"`, then f [f {f (x)}] is equal to:

Options

  • `-1/"x"`

  • -x

  • `1/"x"`

  • x 

MCQ
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Solution

x

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Number System (Entrance Exam)
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