Question 209945
Without graphing, find the line of symmetry. The answer is either A,B,C,or D. I 
got Vertex: (-4,9) 
f(x) = -(x + 4)2 + 9
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Since the line of symmetry passes thru the vertex 
the line of symmetry must be x = -4
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Cheers,
Stan H.
Reply to stanbon@comcast.net 

A)x = 9
B)x = 16
C)x = 5
D)x = -4