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4 October, 00:01

The first 5 terms of an arithmetic sequence are 2, 8, 14, 20, 26. The 15th term of this sequence will be? ...

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  1. 4 October, 00:24
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    An = nth term

    a1 = 2 (first term)

    n = 15 (number of terms)

    d = 6 (common ratio)

    .

    an = a1 + (n - 1) d

    a15 = 2 + (15 - 1) 6

    a15 = 2 + (14) 6

    a15 = 2 + 84

    a15 = 86
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