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# Help

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Define the function $f(x)=\frac{a}{1-x}$. If $f(-1)=f^{-1}(4a+1)$, find the product of all possible values of $a$.

Oct 26, 2019

#1
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Stop posting in unclear latex, actually convert to this site's latex so people can see more clearly.

$$f(x)=\frac{a}{1-x}$$

$$f(-1)=f^{-1}(4a+1)$$

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Oct 26, 2019