In the context of the problem, the value of 7 represents the initial height of the rock when Kenny first throws it. Specifically, it indicates that the rock starts at a height of 7 feet off the ground before it begins its trajectory downward after being thrown into the pond.
Kenny is standing on top of a boulder at his neighborhood pond. He picks up a small rock, so that it is 7 feet off the ground, and throws the rock into the pond. The height of the rock after t seconds can be modeled by the expression -16t? + 32t + 7. What does 7 represent in the context of the problem? (1 point)
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