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If the fifth and sixth terms of a geometric sequence are 8 and 16, respectively, then what is the first term? A. 1 B. 1/2 C. 2 D. -1/2

If the fifth and sixth terms of a geometric sequence are 8 and 16, respectively, then what is the first term? A. 1 B. 1/2 C. 2 D. -1/2
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1 vote
If the fifth and sixth terms of a geometric sequence are 8 and 16, respectively, then what is the first term?

A. 1
B. 1/2
C. 2
D. -1/2

asked
User Msgambel
by
8.2k points

2 Answers

7 votes
the first term of this question is C.2
answered
User Dmitriy Sintsov
by
9.6k points
4 votes
The answer is B.1/2 since it is just decreasing by half ever time u go back down
answered
User JMI
by
8.4k points
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