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Exponents and Powers

  • Laws of rational exponents of real numbers:

Let a and b be two real numbers and m and n be two rational numbers then



  • If a natural number m can be expressed as n2, where n is also a natural number, then m is a square number. The square numbers are also called perfect squares.

Examples: 1, 4, 9, 16, 25, 36 … are perfect squares.


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