CPM Homework Help : CCA Problem 1-42

Use your graph investigation questions from problem 1-32 to describe the graph of the quadratic equation $y=x^2+8x+7$ , shown at right.

Hint:

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 $x$ -intercept(s) is/are: ________
The $y$ -intercept(s) is/are: ________

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

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