The equation ^ Y=-0.37x^2+6.15x+52.3 approximates the average temperature in October in degrees Fahrenheit at an agricultural community x hours after 5 a.m. What is the best estimate for the average temperature

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Aleh Maksimovich asked Dec 18, 2022

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32 votes

The equation

^
Y=-0.37x^2+6.15x+52.3 approximates the average temperature in October in degrees Fahrenheit at an agricultural community x hours after 5 a.m.

What is the best estimate for the average temperature in October at 2 p.m.?

64 F
67 F
71 F
78 F

Mathematics
high-school

Aleh Maksimovich asked Dec 18, 2022

by Aleh Maksimovich

3.0k points

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1 Answer

15 votes

Answer:

best approximate is 78 F. to find x, count number of hours between 5 am and 2 pm (which is 9). Substitute 9 into the equation and solve. hope this helps!

Explanation: