Concept explainers
To calculate: The initial vertical and horizontal velocities of the rock.
Answer to Problem 60E
The initial vertical velocity is
Explanation of Solution
Given information:
The initial velocity with which a rock is thrown is 28 feet per second at angle of
Formula used:
The initial horizontal velocity is
Calculation:
Consider the provided information that initial velocity with which a rock is thrown is 28 feet per second at angle of
Recall that the initial horizontal velocity is
Here,
Therefore, initial horizontal velocity is,
And, initial vertical velocity is,
Thus, the initial vertical velocity is
Chapter 13 Solutions
Advanced Mathematical Concepts: Precalculus with Applications, Student Edition
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