Respuesta :

Answer:

Step-by-step explanation:

Maximum  is at (1.5,14).

Minimum is at (4, 0).

y-intercept is at  (0, 9)

x intercept is at ( 4, 0).

increasing from x = 0 to x = 1.5 and x = 0 to 6.

decreasing from  x = 1.5 to x = 0

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