A geometric sequence has a first term of 5 and a common ratio of 0.5. What is the 3rd term of the sequence? ________.
Answer & Analysis
Analysis
Question Analysis
This question tests the student's ability to use the explicit formula for a geometric sequence to find a specific term. The given values are the first term () and the common ratio (). The student needs to calculate the 3rd term.
Key Concept Explanation
The key concept here is the explicit formula for the -th term of a geometric sequence, (). This formula allows us to find any term in the sequence if we know the first term and the common ratio.
Step-by-step Solution
1. Identify the given values: and
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