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kolezko [41]
3 years ago
15

(08.04 MC) Find the sum of an 8-term geometric sequence when the first term is 7 and the last term is 114,688 and select the cor

rect answer below.
Mathematics
1 answer:
Leona [35]3 years ago
3 0
A,ar,ar2,ar3,...,ar7 you are given ar7=114688 and a=7 so you can find r just solve 7r7=114688 for r
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