VazquezGuadalupe VazquezGuadalupe

22-03-2018
Mathematics

contestada

The Air Quality Index, or AQI, measures how polluted the air is in your city and assigns a number based on the quality of the air. Over 100 is "Unhealthy". The following quadratic regression equation, models the AQI over time, where n represents the number of days the AQI exceeded 100, and t represents the number of years since 1990.

Respuesta :

celestial222 celestial222

13-05-2020

Answer:

it is actually c.135 days on edge just took the test

Step-by-step explanation:

took the test

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altprincess2022 altprincess2022

18-05-2022

Answer:

C on edge Aka 1135 Days

Step-by-step explanation:

Answer Link

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