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which of the following equation shows a parabola in vertex form. A. Y = 2x^2 + 3x - 4 B. Y- 4 = 2 ( x^2 + 2) C. Y = -(x - 5)^2 - 3 D. Y = 2(x^2 + 1)-2
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Explanation & Answer
C.
Vertex form is y = a (x-h)^2 + k. (C) is the only one in that form.
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