Mathematics

18 April, 19:16

If f (x) 2x2 8x 9, which statement regarding the vertex form of f (x) is true? A. In vertex form, f (x) 2 (x 2) 2 1 and therefore has a minimum value of 1 B. In vertex form, f (x) 2 (x 2) 2 1 and therefore has a minimum value of 2. C. In vertex form, f (x) 2 (x 2) 2 4.5 and therefore has a minimum value of 4.5 D. In vertex form, f (x) 2 (x 2) 2 4.5 and therefore has a minimum value of 2.

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