If the sixth term of a sequence is 128 and the common ratio is 2, then what is the first term?
Question
Updated 1/25/2015 5:52:54 PM
Original conversation
User: HOW WOULD YOU Find the next term of the following sequence. 9, 6, 4, ...

User: HOW WOULD YOU Find the common ratio for the following sequence. 27, 9, 3, 1, ...

User: If the sixth term of a sequence is 128 and the common ratio is 2, then what is the first term?

Weegy: The answer is 4. Solution: 4 x 2 x 2 x 2 x 2 x 2 = 128

Question
Updated 1/25/2015 5:52:54 PM
Rating
3
The next term of the following sequence: 9, 6, 4, ... is 8/3 .
common ratio = 6/9 = 4/6 = 2/3
next term = 4*2/3 = 8/3

Confirmed by jeifunk [1/25/2015 11:06:58 PM]
3
The common ratio for the following sequence 27, 9, 3, 1, ... is 1/3 .
common ratio = 9/27 = 3/9 = 1/3

Confirmed by jeifunk [1/25/2015 11:07:22 PM]

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