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Asked by asas

30.A Geometric Sequence has a first term 4 and common ratio -2. Find the 9
th term

A. -1024 B. 1024 C. 1034 D. 1536
3 years ago

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Answered by oobleck
a9 = ar^8 = 4*(-2)^8 = 1024
3 years ago
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30.A Geometric Sequence has a first term 4 and common ratio -2. Find the 9
th term

A. -1024 B. 1024 C. 1034 D. 1536

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