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Use your graph investigation questions from problem 1-32 to describe the graph of the quadratic equation , shown at right.      

This is a parabola that goes through the following points: (negative 4, comma negative 9), (negative 7, comma 0) and (negative 1, comma 0).

The graph is a ____________ opening ______ .
The vertex is at (?, ?) and is a minimum/maximum.
There is/is not a line of symmetry. (If so, where?)
The -intercept(s) is/are: ________
The -intercept(s) is/are: ________

Use the eTool below to explore.
Click the link at right for the full version of the eTool: CCA 1-42 HW eTool