a.
The domain of the function.
a.
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Answer to Problem 47CR
The domain of the function is
Explanation of Solution
Given information:
The time
Calculation:
The given function is
The function is defined when,
And, since, height cannot be less than 0 that is negative. Therefore, the domain of the function is
Hence,
The domain of the function is
b.
To identify: Any asymptote and graph the function
b.
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Answer to Problem 47CR
The vertical asymptote is at
Explanation of Solution
Given information:
The time
Calculation:
The graph of the function is drawn below:
From the graph the asymptotes is the vertical asymptote at
Hence,
The vertical asymptote is at
c.
To find: The time required to further increase its altitude when the plane approaches its absolute ceiling.
c.
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Answer to Problem 47CR
As the plane approaches its ceiling, the time required to further increase its altitude further increases.
Explanation of Solution
Given information:
The time
Calculation:
For the function
As the value of h approaches its ceiling that is 18000. The value
Hence,
As the plane approaches its ceiling, the time required to further increase its altitude further increases.
d.
To find: The amount of time it takes for the plane to climb to an altitude of 4000 feet.
d.
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Answer to Problem 47CR
Time required is 5.46 minutes.
Explanation of Solution
Given information:
The time
Calculation:
To find the time required for the plane to climb to an altitude of 4000 feet.
Substitute
Hence,
Time required is 5.46 minutes.
Chapter 3 Solutions
EP PRECALC.GRAPHING APPR.-WEBASSIGN-1YR
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