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I can determine if a sequence is arithmetic and find the common difference. (1.4) a) – 3, 1, 5, 9, 13, .... b) -12, -6, -3, -1.5....​

I can determine if a sequence is arithmetic and find the common difference. (1.4) a) – 3, 1, 5, 9, 13, .... b) -12, -6, -3, -1.5....​
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I can determine if a sequence is arithmetic and find the common difference. (1.4) a) – 3, 1, 5, 9, 13, .... b) -12, -6, -3, -1.5....​

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User Dennis Kempin
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The first one is arithmetic and the difference is -4. The second one, however, is geometric with a multiplier of 1/2.
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User Elad Tabak
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