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Quantities as an ordinary decimal number

  1. Jun 19, 2006 #1
    Express the following quantities as an ordinary decimal number:
    a) The sun has a diameter of 1.392 * 10^6
    I get 1392000.
    b) 8.4*10^-6
    I get 0.000084
    Is this right
  2. jcsd
  3. Jun 19, 2006 #2
    a) yes
    b) no
  4. Jun 21, 2006 #3


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    Staff Emeritus
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    In b, count the decimal places again!
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