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-Hand out "Writing Project"-Due Mon. 12/8 (in 2 weeks)
-Wrap up 8.4-Functions, Domain, Range
-Start 8.5- Quadratic Functions
8.5 HW #18 all,. 9-47 (e.o.o.), 49, 53
y is a function of x if for each x there exists only one y.
The graph below shows the (hypothetical) relationship
economy and speed.
1. What is the relationship between the x- intercepts and the solutions to the quadratic equation
What other (easy-to-find) point is on the graph of the
What is the vertex form of this quadratic function?
1. What is the axis of symmetry for this quadratic function ?
2. What are the xintercepts?
3. What is the equation of the quadratic function?