Write the explicit rule for the nth term. Then find a71. {O, -8, -16, -24 …}

Question

Write the explicit
rule for the nth term.
Then find a71.
{O, -8, -16, -24 …}

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Bình An 6 months 2021-08-02T07:38:27+00:00 1 Answers 13 views 0

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  1. Eirian
    0
    2021-08-02T07:39:36+00:00
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    Answer:

    Step-by-step explanation:

    {0, -8, -16, -24,…} here you add -8 each time so the rule is

    a_{1} = 0, a_{n} = a_{n-1} -8

    the 71 term is

    a_{71} = 0 + (71 - 1) * (-8) = 70 * (-8) = -560

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