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August 20, 2014

Homework Help: Quadratic Functions

Posted by Carmen on Saturday, October 13, 2007 at 11:46pm.

Please explain to me how to do the following problems, I dont understand them. Thanks!


Find the x-intercepts (if any) for the graph of the quadratic function.

1.f(x) = (x + 2)2 - 4

Find the y-intercept for the graph of the quadratic function.

5.y + 9 = (x + 3)2

Find the domain and range of the quadratic function whose graph is described.

7.The vertex is (1, -15) and the graph opens up.

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