Concept explainers
a.
To use : the graphing utility to graph the function for the years
a.
Explanation of Solution
Given information : The question is
The projected populations of California for the years
Graph : Sketch the graph using graphing utility.
Step 1: Press WINDOW button to access the Window editor.
Step 2: Press
Step 3: Enter the data
Step 4: Press
The graph is obtained as:
Interpretation: from the above graph it is observed that the y-intercept is
b.
To use : the table feature of the graphing utility of part (a)
b.
Explanation of Solution
Given information : The question is
The projected populations of California for the years
Calculation :
20 | 41.348 |
25 | 42.714 |
30 | 44.123 |
35 | 45.583 |
40 | 47.088 |
45 | 48.644 |
50 | 50.251 |
55 | 51.911 |
60 | 53.626 |
c.
in what year the population of California exceed
c.
Answer to Problem 81E
In
Explanation of Solution
Given information : The question is
The projected populations of California for the years
Calculation :
From the graph the population will exceed
So, in
Chapter 3 Solutions
Precalculus with Limits: A Graphing Approach
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