In certain conditions, the air temperature drops about 3.5°F for each 1,000-foot rise in altitude. (A) If the temperature at sea level is 67°F, write a linear equation that expresses the temperature T in terms of altitude A in thousands of feet. (B) At what altitude is the temperature 18°F? (A) The equation is (Use integers or decimals for any numbers in the equation.) (B) The temperature is 18°F at feet. (Simplify your answer.) .....
In certain conditions, the air temperature drops about 3.5°F for each 1,000-foot rise in altitude. (A) If the temperature at sea level is 67°F, write a linear equation that expresses the temperature T in terms of altitude A in thousands of feet. (B) At what altitude is the temperature 18°F? (A) The equation is (Use integers or decimals for any numbers in the equation.) (B) The temperature is 18°F at feet. (Simplify your answer.) .....
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:In certain conditions, the air temperature drops about 3.5°F for each 1,000-foot rise in altitude.
(A) If the temperature at sea level is 67°F, write a linear equation that expresses the temperature T in terms of altitude A in thousands of feet.
(B) At what altitude is the temperature 18°F?
(A) The equation is
(Use integers or decimals for any numbers in the equation.)
(B) The temperature is 18°F at
(Simplify your answer.)
feet.
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