Mathematics, 28.01.2020 17:55 Lacey9319

Acommercial aircraft gets the best fuel efficiency if it operates at a minimum altitude of 29,000 feet and a maximum altitude of 41,000 feet. model the most fuel-efficient altitudes using a compound inequality.

x ≥ 29,000 and x ≤ 41,000
x ≤ 29,000 and x ≥ 41,000
x ≥ 41,000 and x ≥ 29,000
x ≤ 41,000 and x ≤ 29,000

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Acommercial aircraft gets the best fuel efficiency if it operates at a minimum altitude of 29,000 fe...