Praxis Core Math Quiz
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ALGEBRA AND GEOMETRY
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PASSAGE
The temperature inside a freezer was -4°C at 1:00 PM. By 3:00 PM, after a power outage, the temperature had risen to 6°C. The temperature rise was linear.
Based on the information in the passage, what is the meaning of the slope of the line that models the freezer's temperature, T, as a function of time, h, in hours after 1:00 PM?
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