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28 September, 18:32

Sort the sequences to whether they are arithmetic, geometric, or neither

1) 98.3, 94.1, 89.9, 85.7

2) 1,0, - 1,0

3) 1.75, 3.5, 7,14

4) - 1,1, - 1,1

5) - 12, - 10.8, - 9.6, - 8.4

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  1. 28 September, 18:52
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    1 is arithmetic with common difference - 4.2

    2 is neither

    3 is geometric with common ratio 2

    4 is geometric with common ratio - 1

    5. aritmetic with common difference 1.2
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