Given the sequence, identify the and the common ratio:
?, 27, ?, 243…
To identify and the common ratio (r) for the sequence , follow these steps:
1.Determine the Common Ratio (r):
Given terms:
= 27 (second term)
= 243 (fourth term)
Using the formula for the (n)-th term of a geometric sequence:
We have:
Divide by to find (r):
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