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6. Kori is on a road trip to Colorado, and uses the equation y = 60x+ 200 to determine the number of miles she has driven after x hours. If she drives for a maximum of 12 hours, what is the domain of this
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6. Kori is on a road trip to Colorado, and uses the equation y = 60x+ 200 to determine the

number of miles she has driven after x hours. If she drives for a maximum of 12
hours, what is the domain of this situation?

User Calingasan
by
7.3k points

1 Answer

5 votes

Answer: 0 < x ≥ 12

Explanation:

The domain is the set of x-values for which the equation is true.

  • Since the maximum time is 12 hours, then the domain is less than or equal to 12.
  • Since time can't be negative or 0, then the minimum is greater than 0.

∴ domain would be 0 < x ≥ 12

User Francis Bartkowiak
by
7.7k points
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