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![(\frac{2}{a^{\frac{2}{3}}-4}}+\frac{2}{2-a^{\frac{1}{3}}}-\frac{1}{2+a^{\frac{1}{3}}}): ( \frac{4-a^{\frac{2}{3}}}{3})^{-1}=\\\ \\\ =(\frac{2}{(a^{\frac{1}{3}}-2)(a^{\frac{1}{3}}+2)}}-\frac{2}{a^{\frac{1}{3}}-2}}-\frac{1}{2+a^{\frac{1}{3}}})* \frac{(a^{\frac{1}{3}}-2)(a^{\frac{1}{3}}+2)}{3}=\\\ \\\ =\frac{2-2(a^{\frac{1}{3}}+2)-(a^{\frac{1}{3}}-2)}{(a^{\frac{1}{3}}-2)(a^{\frac{1}{3}}+2)}}* \frac{(a^{\frac{1}{3}}-2)(a^{\frac{1}{3}}+2)}{3}=\\\](https://tex.z-dn.net/?f=%28%5Cfrac%7B2%7D%7Ba%5E%7B%5Cfrac%7B2%7D%7B3%7D%7D-4%7D%7D%2B%5Cfrac%7B2%7D%7B2-a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%7D-%5Cfrac%7B1%7D%7B2%2Ba%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%7D%29%3A+%28+%5Cfrac%7B4-a%5E%7B%5Cfrac%7B2%7D%7B3%7D%7D%7D%7B3%7D%29%5E%7B-1%7D%3D%5C%5C%5C+%5C%5C%5C+%3D%28%5Cfrac%7B2%7D%7B%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D-2%29%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%2B2%29%7D%7D-%5Cfrac%7B2%7D%7Ba%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D-2%7D%7D-%5Cfrac%7B1%7D%7B2%2Ba%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%7D%29%2A+%5Cfrac%7B%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D-2%29%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%2B2%29%7D%7B3%7D%3D%5C%5C%5C+%5C%5C%5C+%3D%5Cfrac%7B2-2%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%2B2%29-%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D-2%29%7D%7B%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D-2%29%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%2B2%29%7D%7D%2A+%5Cfrac%7B%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D-2%29%28a%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%2B2%29%7D%7B3%7D%3D%5C%5C%5C+ "(\frac{2}{a^{\frac{2}{3}}-4}}+\frac{2}{2-a^{\frac{1}{3}}}-\frac{1}{2+a^{\frac{1}{3}}}): ( \frac{4-a^{\frac{2}{3}}}{3})^{-1}=\\\ \\\ =(\frac{2}{(a^{\frac{1}{3}}-2)(a^{\frac{1}{3}}+2)}}-\frac{2}{a^{\frac{1}{3}}-2}}-\frac{1}{2+a^{\frac{1}{3}}})* \frac{(a^{\frac{1}{3}}-2)(a^{\frac{1}{3}}+2)}{3}=\\\ \\\ =\frac{2-2(a^{\frac{1}{3}}+2)-(a^{\frac{1}{3}}-2)}{(a^{\frac{1}{3}}-2)(a^{\frac{1}{3}}+2)}}* \frac{(a^{\frac{1}{3}}-2)(a^{\frac{1}{3}}+2)}{3}=\\\")
