What is the vertex of the graph of the function f(x) = x2 + 6x + 9? 0 A. (-3,0)
B. (0, -3)
C. (0, 3)
O D. (3, 0)

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The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters