Concept explainers
The speed of wind and the speed of the airplane in still air.
Answer to Problem 4T
The speed of airplane and wind is
Explanation of Solution
Given:
The time taken by the airplane to travel
Formula used:
Formula to calculate the speed of the object is,
Where,
Calculation:
Let the absolute velocity of the airplane is u and that of the wind is v.
Substitute
Substitute
Use substitution method to solve equation (2) and (3).
Solve equation (2) for value of u.
Substitute
Substitute 60 for v in equation (4).
Thus, the speed of airplane and wind is
Chapter 10 Solutions
Precalculus: Mathematics for Calculus - 6th Edition
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