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17 May, 08:37

What's the 73rd term of the sequence 18,30,42

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  1. 17 May, 08:50
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    Let's find the explicit rule for this arithmetic sequence. We have:

    aₙ = a₁ + (n - 1) * d

    = 18 + 12 * (n - 1)

    = 12n + 6.

    The 73rd term is 12 (73) + 6 = 882.
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