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6 January, 09:47

Is this sequence arithmetic? If so, what is the common difference (d) ? 12, 19, 26, 33

+5
Answers (2)
  1. 6 January, 10:10
    0
    +7

    Step-by-step explanation:

    Yes it is.

    The common difference is + 7
  2. 6 January, 12:49
    0
    7

    Step-by-step explanation:

    To find the common difference, take the second term and subtract the first term

    19-12 = 7

    Check by subtracting the third term and subtract the second term

    26-19 = 7

    The common difference is 7
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