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Calculus I Diagnostic
Quiz September
1, 2003
Name____________________ R. Hammack Score
______
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(1) Find all solutions:
Solutions: x
= -2 and x
= 3
(2) Find all solutions:
It doesn't factor, so we use the quadratic formula.
Solutions are
(3) Find all solutions:
Solutions: x
= -2, x
= 2 and x
= 0
(4)
(a)
(b)
0
(5) Sketch the graph of
First, let's find the x-intercept.
Set y = 0, get x
= 4.
Next, let's find the y-intercept. Set
x = 0, get y
= 2.
Now, we can sketch the graph as follows.