Multiple Choice
The general term of a sequence is given. Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.
-A pendulum bob swings through an arc 70 inches long on its first swing. Each swing thereafter, it swings only 80% as far as on the previous swing. What is the length of the arc after 8 swings? Round to two decimal places.
A) 14.68 inches
B) 11.74 inches
C) 9.40 inches
D) 392.00 inches
Correct Answer:

Verified
Correct Answer:
Verified
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