**The function f(x) is the number of feet below the surface of the water a diver is at x seconds. After 14 s, the diver reached the maximum distance of 22 ft below the surface of the water. The diver stayed in the water for 20 minutes.**

**What is the practical domain for the function f(x)?**

**Answer choices: **

**all positive real numbers****[0, 1200]****[−22, 0]****all negative real numbers**

adore.nuk Feb 5, 2018