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Saturday 25 February 2012

Indices and Surds

Laws of Indices

a^m \times a^n = a^{m+n}
a^m \div a^n = a^{m-n}
(a^m)^n = a^{mn}
a^{1 \over m} = \sqrt[m]{a}
a^{-m} = \frac{1}{a^m}
a^{\frac{m}{n}} = \sqrt[n]a^m
a^0 = 1

a^1 = 1                                                                                                 NEXT

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