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OpenStudy (anonymous):
Help please. will medal Below are five number sequences. 3, 5, 7, 9, 11, ... , , 1, , , ... , , 1, , , ... 3, 15, 75, 375, 1875, ... 5, -11, 24.2, -53.24, 117.128, ... Decide whether each sequence is an arithmetic sequence (A), a geometric sequence (G), or neither (N). Which of the following strings of letters correctly describes the types of the five sequences above (in order of top to bottom)? A. AGGGA B. NGGGA C. NGNGA D. AGNGG E. NNNGA
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OpenStudy (anonymous):
so you can't really determine anything about the 2nd and 3rd sequences... so let's look at the 1st. do you know what kind of sequence this is?
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