(a)
To find the common ratio.
(a)
Answer to Problem 17E
The common ratio is
Explanation of Solution
Given:
Sequence;
Concept Used:
A sequence
Calculation:
By comparing the geometric sequence:
The common ratio is:
Conclusion:
The common ratio is
(b)
To find: The ninth term.
(b)
Answer to Problem 17E
The ninth term is
Explanation of Solution
Given:
Sequence,
Concept Used:
The
Where,
Calculation:
Here,
The ninth term is:
Conclusion:
The ninth term is
(c).
To find a recursive rule for
(c).
Answer to Problem 17E
A recursive rule for
Explanation of Solution
Given:
Sequence;
Concept Used:
Each term is a geometric sequence can be obtained recursively from its preceding term by multiplying
Calculation:
Here,
By using recursive rule,
Conclusion:
A recursive rule for
(d).
To find an explicit rule for
(d).
Answer to Problem 17E
An explicit rule for
Explanation of Solution
Given:
Sequence;
Concept Used:
The rule for explicit
Where,
Calculation:
Here,
The explicit rule is:
Conclusion:
An explicit rule for
Chapter 8 Solutions
AP CALCULUS TEST PREP-WORKBOOK
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