a.
To find the value of the diamond after 8 years.
Given information:
A diamond is purchased for $2500 and its value increases by 5% every year.
Calculation:
Observe the price of the diamond for few years as shown below.
Proceeding in this way, the value of the diamond after 8 years can be obtained as
Now, substitute
Conclusion:
The amount of the diamond after 8 years is
b.
To explain how to write an explicit formula for a geometric sequence to answer the question.
$110
Given information:
A diamond is purchased for $2500 and its value increases by 5% every year.
Explanation:
Observe the price of the diamond for few years as shown below.
So, the nth term can be written as
The explicit formula for the given situation is
Chapter 9 Solutions
High School Math 2015 Common Core Algebra 2 Student Edition Grades 10/11
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