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27 December, 23:50

The first term of an arithmetic sequence is 9 and the common difference is - 2. What is the seventh term? A. 0 B. - 3 C. - 1 D. - 5

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Answers (2)
  1. 28 December, 00:58
    0
    The answer is D. - 5.

    Step-by-step explanation:

    The sequence begins with 9. The sequence is reduced by 2 each step, for seven steps. Results of the seven negative steps:

    7 * - 2 = - 14.

    The difference is:

    9 - 14 = - 5
  2. 28 December, 03:00
    0
    The correct answer is d - 5
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