Review of Introductory Mathematics EXPONENTSFractionalExponentsFractional exponents are defined as follows, . This permits manipulations witha1mnanumbers with fractional exponents to be treated using the laws expressed earlier for integers. Forexample,813382 since 2×2×28Taking the statement and cubing both sides, . But (am)n = am x nso8132813323which agrees with 23 = 8 for the right-hand side of the equality.8133818A number such as can be written or alternately as since82381322248213641344 x 4 x 4 = 64; that is, 4 is the cube root of 64.Examples:a13a23a1323a1ab14b12b1412b121b2d139d13×9d3Rev. 0 Page 65 MA-01
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