a.
To find: The initial amount, growth factor, and the annual percent increase.
The initial amount is 2500 referrals.
The growth factor is 1.50.
The annual percent increase is 50%.
Given:
Calculation:
Consider,
It can be written as,
Now by comparing with
Now the initial amount is,
The growth factor is,
And the annual percent increase is,
b.
To graph: The given function and to find the number of referrals received in March of 2002.
The domain is
The number of referrals received in March of 2002 is 12656.
Given:
Calculation:
The given function passes through the points
Now the graph is,
The domain is
From the graph, it can be seen that the number of referrals 4 years after 1998 is approximately 12656.
Hence, the number of referrals received in March of 2002 is 12656.
Chapter 4 Solutions
Holt Mcdougal Larson Algebra 2: Student Edition 2012
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