matadorqk
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Homework Statement
The function f is defined for x>2 by f(x)=\ln x+\ln(x-2)-\ln(x^{2}-4)
a. Express f(x) in the form of (\ln\frac{x}{x+a})
b. Find an expression for f^{-1}(x)
Homework Equations
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The Attempt at a Solution
Well, I simplified it to:
f(x)=\ln(\frac{x^{2}-2x}{x^{2}-4})
I can't figure what to do, ill keep thinking
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