The functions $$\(f\)$$ and $$\(g\)$$ are such that The function $$\(\mathrm{h}\)$$ is such that $$\(\mathrm{h}(x)=\operatorname{fg}(x)\)$$ for $$\(x \geqslant-2\)$$ Express the inverse function $$\(\mathrm{h}^{-1}(x)\)$$ in the form $$\(\mathrm{h}^{-1}(x)=\ldots\)$$ $$\[ \mathrm{h}^{-1}(x)= \]$$

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