Precalculus Section 1.8 Create and apply quadratic models Recall: A quadratic function takes the form f(x) = ax 2 + bx + c Page 43: parakeet flight problem.

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Precalculus Section 1.8 Create and apply quadratic models Recall: A quadratic function takes the form f(x) = ax 2 + bx + c Page 43: parakeet flight problem Flight speed Calories burned

Use the given values to find an equation of the form f(x) = ax 2 + bx + c f(1) =10.5 f(2) = 13 f(5) = 32.5

The height of a projectile is m after 1.5 seconds. It is m high after 2.1 seconds. It is 27.9 m high after 3.0 seconds. A. Find a quadratic equation the models the height in meters, h after t seconds. B. How high is it after 3.2 seconds? C. What is its maximum height? Use a graphics calculator.

assignment Page 45 Problems 1,2,6,(8,9,10 use graphics calculator)