Express the function in the form f(x) = a(x - h)2 + k and indicate the vertex.f(x) = -x2 - 6x - 3
A. f(x) = -(x - 3)2 - 30
vertex: (3, -30)
B. f(x) = -(x + 6)2 - 3
vertex: (-6, -3)
C. f(x) = -(x - 3)2 - 12
vertex: (3, -12)
D. f(x) = -(x + 3)2 + 6
vertex: (-3, 6)
Answer: D
Mathematics
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