Section 5'8: Negative Exponents and Scientific Notation

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Section 5.8 Negative Exponents and Scientific
Notation
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Negative Integers as Exponents
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Definition of a negative exponent

• Negative Exponents

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Reciprocals and Negative Exponents
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Scientific Notation

• Scientific notation is used when working with
  very large or very small numbers.
• To express a number in scientific notation it
  should be written in the form
  where N is at least 1 but less than 10 and N
  is expressed in decimal notation and m is an
  integer.

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Examples