Graph the functions f ( x ) = x 2 , g ( x ) = x 2 + 7 , and h ( x ) = x 2 − 7 on the same rectangular coordinate system. Then describe what effect adding a constant, k , to the function has on the vertex of the basic parabola.

Graph the functions f x x 2 g x x 2 7 and h x x 2 7 on the same rectangular coordinate system Then describe what effect adding a constant k to the function has class=

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