Hey students,

This is a video that answers a commonly asked question in Composite Function, Chap 1 Form 4 Add Math.

Given f(x) = (1-x) / (1+x), find

f^2(x),

f^3(x),

f^14(x)

f^21(x)

PS : Teoh, this is in reply to your question :) hope this helps

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