Mathematics, 11.05.2021 06:00, mocheal8216

The function g, defined by g(x) = -5x^2+ 10x + 7.5 models the height of a golf ball on a cliff overlooking a pond (in feet), seconds after the golf ball leaves the ground. Use an algebraic strategy to get exact, simplified answers with units. For each question, show all work and explain how and/or why you know. 1. How high above the water is the cliff?

2. When does the golf ball hit the water?

3. At what time during its descent toward the water is the golf ball at the same height as the cliff?

4. When does the golf ball reach the maximum height?

5. What is the maximum height the golf ball reaches?

Answers: 2

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The function g, defined by g(x) = -5x^2+ 10x + 7.5 models the height of a golf ball on a cliff overl...