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← Complex Fractions Find the LCD 1 - Visualizing Algebra

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Showing Revision 2 created 05/24/2016 by Udacity Robot.

  1. The lowest common denominator for each of these fractions is k times r, or kr.
  2. Keep in mind that K is some unknown number and so is R. So the only factor that
  3. we're certain that they share is 1. So k times 1 is k and 1 x r is r. This means
  4. that the product of these factors must be the LCD.