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If f(x)= -1/x ,  what is f(f(f(f(f(6)))))?

 Jan 22, 2021
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f(6) would be -1/6

doing that again gives us -1/(-1/6) or 6 again.

So every two times we use the function they cancel each other out.

So the first four functions are ignored

So all we have is f(6) as the answer

 Jan 22, 2021

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