Concept explainers
a.
To determine the formula for the nth term.
a.
Answer to Problem 42PFA
Explanation of Solution
Given:
First three terms of a sequence:
Formula used:
nth term of any arithmetic progression is given by the formula:
Calculation:
The common difference of the arithmetic progression is:
Applying the above formula,
The required nth term formula of the sequence is
Conclusion:
Therefore, the required formula is
b.
To determine the 9thterm.
b.
Answer to Problem 42PFA
Explanation of Solution
Given:
First three terms of a sequence:
Formula used:
nth term of any arithmetic progression is given by the formula:
Calculation:
For the 9th term of the sequence put
Conclusion:
The required 9th term of the sequence is
Chapter 3 Solutions
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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