Part 3
 Test 4
 Time: 1 hour


 Solve the following equation for x:

 Solve the following equation for x:
 What is the common domain of the two functions?
 A certain town in Texas had a population of 400,000 in 1950,
and a population of 300,000 in 1990.
 Derive the population equation.
 What was the population in 1980?
 Find the special parabola that contains
the points (1,6), (2,3), and (3,14).

 Find the inverse of the function .
 Give the domain and range for f(x) and .
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Sun Jun 22 21:31:39 MDT 1997
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