# algebra 2 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

### Card Set Information

 Author: chrislchs19 ID: 118753 Filename: algebra 2 chapter 9 Updated: 2011-11-24 01:33:55 Tags: algebra chapter Folders: Description: chapter 9 Show Answers:

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