(a)
To calculate:To calculate the time when the rocket reaches it’s peak for the
(a)
Answer to Problem 14STP
The rocket reaches its peak at
Explanation of Solution
Given information:
Quadratic equation:
Graph:
Calculation:
Quadratic equation:
Graph:
From the above graph, we can see that the rocket reaches its peak at
Conclusion:
The rocket reaches its peak at
(b)
To calculate: To calculate the peak heightthat the rocket reaches it’s peak for the quadratic equation
(b)
Answer to Problem 14STP
The peak height reached by the rocket is
Explanation of Solution
Given information:
Quadratic equation:
Graph:
Calculation:
Quadratic equation:
Graph:
From the above graph, we can see that the rocket reaches its peak at
Conclusion:
The peak height reached by the rocket is
(c)
To calculate: To calculate the time taken by the rocket to land for the quadratic equation
(c)
Answer to Problem 14STP
The time taken by the rocket to land is
Explanation of Solution
Given information:
Quadratic equation:
Graph:
Calculation:
Quadratic equation:
Graph:
From the above graph, we can see that the rocket lands at
Conclusion:
The time taken by the rocket to land is
Chapter 9 Solutions
Pre-Algebra Student Edition
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