Tuesday, September 22, 2015

Mathematical exponent Power rule


Power rule I
(An) m = A (n x m)
For example,
(23)2 = 23x2 = 26 = 2x2x2x2x2x2 = 64

Power rule II
An ^ m = A (n ^ m)
For example,
23^2 = 2(3^2) = 2(3x3) = 29 = 2x2x2x2x2x2x2x2x2 = 512

Power rule with radicals
m√ (An) = A n/m
For example,
2√ (26) = 26/2 = 23 = 2x2x2 = 8

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