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The first term of a geometric sequence is 3 and the multiplier, or ratio, is 2. What is the sum of the first 6 terms of the sequence? A. 6 B. 9 C. 216 D. 189

The first term of a geometric sequence is 3 and the multiplier, or ratio, is 2. What is the sum of the first 6 terms of the sequence? A. 6 B. 9 C. 216 D. 189
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The first term of a geometric sequence is 3 and the multiplier, or ratio, is 2. What is the sum of the first 6 terms of the sequence?

A. 6
B. 9
C. 216
D. 189

asked
User Jpw
by
8.3k points

1 Answer

3 votes
As first term in sequence is 3 so multiplying it by common ratio 5 we get 15, then multiplying 15 by 5 we get 45 and so on the sequence is
3,15,45,225
whose sum is 288
answered
User Tigran Babajanyan
by
8.1k points
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