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Mathematics, 07.05.2021 18:10 engbarthcobie

The function f(x) is the number of feet below the surface of the water a diver is at x seconds. It took the diver 20 seconds to swim a depth of 15 feet and return to the surface.
What is the practical domain for the function f(x)?

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The function f(x) is the number of feet below the surface of the water a diver is at x seconds. It t...

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