
a.
the domain of the function
a.

Answer to Problem 49RE
The domain of the function is
Explanation of Solution
Given information : The question is
The time
Calculation :
From the above function
The domain of the function is
b.
To use : the graphing utility to graph the function and also find its asymptote
b.

Answer to Problem 49RE
The asymptote is
Explanation of Solution
Given information : The question is
The time
Graph : Sketch the graph using graphing utility.
Step 1: Press WINDOW button to access the Window editor.
Step 2: Press
Step 3: Enter the expression
Step 4: Press
The graph is obtained as:
Interpretation :
From the above graph it is observed that the vertical asymptote is
c.
What time required to increase the altitude
c.

Answer to Problem 49RE
It takes much higher required to increase the altitude
Explanation of Solution
Given information : The question is
The time
Calculation : \
As plane approaches
d.
To calculate : the amount of time it will take for the plane to climb to an altitude of
d.

Answer to Problem 49RE
It takes
Explanation of Solution
Given information : The question is
The time
Calculation :
Substitute the values
Chapter 3 Solutions
Precalculus with Limits: A Graphing Approach
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