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Mathematics, 29.07.2019 16:30 punani

Tell whether the sequence is arithmetic. if it is, what is the common difference? -15, -9, -3, 3, a) yes; 3 b) yes; 5 c) yes; 6my answer d) no

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Tell whether the sequence is arithmetic. if it is, what is the common difference? -15, -9, -3, 3,...
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