The height of an airplane during a landing is given by 22,000 + (-480t) where t is the time and minutes, how many minutes it takes the plane to land to the nearest hundredth of a minute.

Question

Mathematics

Carlee Kaiser

17 February, 15:14

The height of an airplane during a landing is given by 22,000 + (-480t) where t is the time and minutes, how many minutes it takes the plane to land to the nearest hundredth of a minute.

+1

Answers (1)

Know the Answer?

Popeye · Answer 1

We are given the equation:

h = 22,000 - 480 t

where h is height. The plane will land when h = 0, therefore:

0 = 22,000 - 480 t

480 t = 22,000

t = 45.83 minutes

hence the plane will land after 45.83 minutes