The given sequence is .
The first term of the sequence is
The second term is
The common ratio can be found using any two consecutive terms of the sequence.
Thus, the common ratio is given by .
This implies that,
This simplifies to,
The correct answer is C
The sum of the first n terms of a geometric sequence is given by;
Since we are looking for the first five terms, we substitute , and into the formula to obtain,
This will evaluate to give us;
The correct answer is A
Q1. A ; 1/3
Hope this helps !
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