## Function Oct/Nov 2011 Paper 13

Answer only one of the following two alternatives. EITHER A function \(f\) is such that \(f (x)=\ln (5 x-10),\) for \(x>2\) (i) State the range of \(f\). (ii) Find \(f ^{-1}(x)\). (iii) State the range of \(f ^{-1}\). (iv) Solve \(f(x)=0\). A function \(g\) is such that \(g (x)=2 x-\ln 2,\) for \(x \in R\). … Read more