Concept explainers
(a)
The graph of the function with domain and range.
(a)
Answer to Problem 46E
The range is
Explanation of Solution
Given information:
The function represent of population equation as shown below,
Formula used:
The x axis represents the horizontal axis and the y axis represents the vertical axis.
Calculation:
Identify some points then plot & connect with a smooth line:
The time must be nonnegative so the domain is
Conclusion:
The range is
(b)
The y-intercept.
(b)
Answer to Problem 46E
The y-intercept is (0, 15)
Explanation of Solution
Given information:
The function represent of population equation as shown below,
Formula used:
The x axis represents the horizontal axis and the y axis represents the vertical axis.
Calculation:
The y-intercept is (0, 15)
Conclusion:
The y-intercept is (0, 15)
(c)
The number of coyotes after 40 years.
(c)
Answer to Problem 46E
There will be 135 coyotes after 40 years
Explanation of Solution
Given information:
The function represent of population equation as shown below,
Formula used:
The x axis represents the horizontal axis and the y axis represents the vertical axis.
Calculation:
At x = 2 (40 years is equivalent to two 20 years)
There will be 135 coyotes after 40 years
Conclusion:
There will be 135 coyotes after 40 years
Chapter 6 Solutions
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