Given an arithmetic sequence where the second term and the common difference . The first term is _______.
Answer & Analysis
Analysis
Question Analysis
This question tests the student's ability to find the first term of an arithmetic sequence given the second term and the common difference. The student needs to use the relationship between the terms and the common difference.
Key Concept Explanation
The relationship between consecutive terms in an arithmetic sequence is given by (). To find the first term, we can use .
Step-by-step Solution
1. Use the given information: and
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