An arithmetic sequence has the first term and a common difference of . Write the recursive formula for this sequence. The recursive formula is ; for .
Answer & Analysis
Analysis
Question Analysis
This question tests the student's understanding of the recursive formula for an arithmetic sequence. The student needs to identify the common difference and use it in the recursive formula.
Key Concept Explanation
A recursive formula for an arithmetic sequence is defined by the initial term and the relationship between consecutive terms, which is the common difference.
Step-by-step Solution
1. Identify the first term:
2. Identify the common difference:
3. Write the recursive formula:
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