Concept explainers
Tofind:the resultant velocity of the boats.
Answer to Problem 52E
The resultant velocity is
Explanation of Solution
Given:
A boat head across a lake at
A current of
Concept used:
Resultant
For right triangle resultant is hypotenuse which can be calculated from Pythagoras theorem:
Calculation:
Suppose a boat heads due west across a lake at
To find the boats resultant velocity, the picture showing the movement of the boat is:
From the Pythagoras theorem, get the resultant velocity as:
Resultant velocity is:
Hence, the resultant velocity is
Chapter 10 Solutions
Advanced Mathematical Concepts: Precalculus with Applications, Student Edition
Additional Math Textbook Solutions
Thomas' Calculus: Early Transcendentals (14th Edition)
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Calculus and Its Applications (11th Edition)
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