Writing Equations Vertex Form Quiz Notebook With Answers - 2010 Page 8
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8writing equations vertex form quiz.notebook
April 06, 2010
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3. The equation of a quadratic relation is : y = 0.75(x3)
+5
Solve for the 2 values of x when y is 2. Show all your work.
4. A construction worker drops a wrench. Its fall is modelled by
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the relation, h = 4.9 t
+ 342 , where h is height above ground in
metres and t is time in seconds.
a) how far above the ground was the wrench when it was dropped?
t = 0
b) how far has the wrench fallen after 5 seconds?
c) When will the wrench hit the ground? (when h=0, solve for t)
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