The graph of a quadratic function is known to have a vertex at (-3, 8) and passes through another point at (2, 2). (a) What is the axis of symmetry? (b) Based on these two given data points, state a 3rd ordered pair: (c) For what values is the function decreasing? (d) What is the quadratic function in vertex form (write the a-value as a decimal) f (x) =

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