What's seven hundred twelve thousandths in expanded form

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"