Indices and Logarithms September 17, 2013Indices & Log, SPM Additional MathsMr Low Indices Fractional Indices: Law of Indices: Continue reading Indices and Logarithms →
![{{a}^{\frac{1}{n}}}=\sqrt[n]{a},a\ne 0](https://s0.wp.com/latex.php?latex=%7B%7Ba%7D%5E%7B%5Cfrac%7B1%7D%7Bn%7D%7D%7D%3D%5Csqrt%5Bn%5D%7Ba%7D%2Ca%5Cne+0&bg=ffffff&fg=000000&s=1 "{{a}^{\frac{1}{n}}}=\sqrt[n]{a},a\ne 0")
![eg:{{8}^{\frac{1}{3}}}=\sqrt[3]{8}=2](https://s0.wp.com/latex.php?latex=eg%3A%7B%7B8%7D%5E%7B%5Cfrac%7B1%7D%7B3%7D%7D%7D%3D%5Csqrt%5B3%5D%7B8%7D%3D2&bg=ffffff&fg=4A0087&s=1 "eg:{{8}^{\frac{1}{3}}}=\sqrt[3]{8}=2")
![{{a}^{\frac{m}{n}}}={{(\sqrt[n]{a})}^{m}},a\ne 0](https://s0.wp.com/latex.php?latex=%7B%7Ba%7D%5E%7B%5Cfrac%7Bm%7D%7Bn%7D%7D%7D%3D%7B%7B%28%5Csqrt%5Bn%5D%7Ba%7D%29%7D%5E%7Bm%7D%7D%2Ca%5Cne+0&bg=ffffff&fg=000000&s=1 "{{a}^{\frac{m}{n}}}={{(\sqrt[n]{a})}^{m}},a\ne 0")
![eg:{{8}^{\frac{2}{3}}}={{(\sqrt[3]{8})}^{2}}={{(2)}^{2}}=4](https://s0.wp.com/latex.php?latex=eg%3A%7B%7B8%7D%5E%7B%5Cfrac%7B2%7D%7B3%7D%7D%7D%3D%7B%7B%28%5Csqrt%5B3%5D%7B8%7D%29%7D%5E%7B2%7D%7D%3D%7B%7B%282%29%7D%5E%7B2%7D%7D%3D4&bg=ffffff&fg=4A0087&s=1 "eg:{{8}^{\frac{2}{3}}}={{(\sqrt[3]{8})}^{2}}={{(2)}^{2}}=4")
