For each of the sequences, write the general term of the geometric sequence, then use the formula to find a7. Assume the sequences start at ao. (a) 3, 15, 75, 375,... (b) 18, 6, 2,... (c) 0.0004, –0.004,0.04, -0.4.. 1 -1 (d) 5, -1, 25

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CR: Chapter Review
Problem 32E: Find the required term of each geometric sequence. 2,6,18,; 9th term
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For each of the sequences, write the general term of the geometric sequence,
then use the formula to find a7. Assume the sequences start at ao.
(a) 3, 15, 75, 375,...
(b) 18, 6, 2,...
(c) 0.0004, –0.004,0.04, -0.4..
1 -1
(d) 5, -1, 25
Transcribed Image Text:For each of the sequences, write the general term of the geometric sequence, then use the formula to find a7. Assume the sequences start at ao. (a) 3, 15, 75, 375,... (b) 18, 6, 2,... (c) 0.0004, –0.004,0.04, -0.4.. 1 -1 (d) 5, -1, 25
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