Math 1250: Precalculus Analysis
Exam 1
100 points
10/3/07
Name
Make sure to show each step of your work. It is your work that is being graded, not just
your answer. Therefore, solutions must show your thought process and be based on the
algebra learned in
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y
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to y =  5 g t r
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m=3
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Name a Section
Be careful and show all ork.
1. (10pts) Use reference angles to find the exact value of each expression. Do not
use a calculator.
(2pts)
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QUIZ 3
NAME
SECTION
1. Use the given condition to write an equation for the line in pointslope form and slopeintercept form.
fJ
Passing through (3, 1) and (2,4).
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2. (a) Find the slope of any line that is perpendicular to the line whose equation is
1. (6pts) Find the nthdegree polynomial function with real coefficients satisfying the given conditions:
n = 3; 4 and 2i are zeros; f (1) = 50
1
2 . (6pts) Find all of the zeros of the polynomial function given:
3.(8pts) Graph the.rational function, fi