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Meaning of law of exponents

law' of expo'nents

Pronunciation: [key]
— Math. Math.
  1. the theorem stating the elementary properties of exponents, as the property that the product of the same bases, each raised to an exponent, is equal to the base raised to the sum of the exponents:. xa &multiplydot; xb = xa + b
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.