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A hot air balloon descends to the ground. The function a(t) = 210 – 15t can be used to describe the altitude of the balloon as it approaches the ground. The time is in minutes.

What does t represent?

1 Answer

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Answer:

The number of minutes the hot air balloon has been descending.

Explanation:

T is the only variable in the function, and since the altitude is the output already, t stands for the time in minutes.

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