Solve the problem.
-Wind speed varies in the first twenty meters above the ground. For a particular day, let f(x) = 1.8 ln x + 7.2 compute the wind speed x meters above the ground. What is the wind speed 11 meters above the ground?
Round results to the nearest hundredth.
A) -2.88 m/sec
B) 9.60 m/sec
C) 11.52 m/sec
D) 10.75 m/sec

Question

Quizplus · Accepted Answer

To find the wind speed 11 meters above the ground, substitute x = 11 into the function: f(11) = 1.8 ln(11) + 7.2. Calculating this gives approximately 11.52 m/sec.

Solve the Problem. -Wind Speed Varies in the First Twenty Meters Above the Meters