algebra 2 chapter 9

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Author:
chrislchs19
ID:
118753
Filename:
algebra 2 chapter 9
Updated:
2011-11-23 20:33:55
Tags:
algebra chapter
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Description:
chapter 9
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  1. inverse variation
    x and y show inverse variation y = k/x
  2. constant of variation
    the constant is the k in the following equation y = k/x (always non zero)
  3. joint variation
    occurs when a quantity varies directly as the product of 2 or more other quantities
  4. rational function
    function in the form (x) = y(x)/z(x)
  5. hyperbola
    the graph of a rational function
  6. branches
    the two symmetrical parts of the hyperbola
  7. simplified form
    the numerator and denominator have no common factors
  8. complex fraction
    a fraction that contains a fraction in the numerator or denominator
  9. cross multiplying
    solves simple equations by multiplying across diagnolly

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