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Math Help - need help in sequencing

  1. #1
    mpr
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    need help in sequencing

    Need help in Sequencing
    1. What is the next term in the sequence 15, 6, 21, 27, 48 _____? How do you get to that answer? I'm confused.

    2. What type of a sequence is number 7?

    Thank you,

    mpr
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  2. #2
    is up to his old tricks again! Jhevon's Avatar
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    Quote Originally Posted by mpr View Post
    Need help in Sequencing
    1. What is the next term in the sequence 15, 6, 21, 27, 48 _____? How do you get to that answer? I'm confused.
    we can define this sequence recursively.

    a_1 = 15, a_2 = 6, a_n = a_{n - 1} + a_{n - 2}, for n \ge 3, n \in \mathbb{N}

    so the next term is 48 + 27 = 75


    2. What type of a sequence is number 7?

    Thank you,

    mpr
    umm, you mind telling us what sequence was in number 7?
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  3. #3
    MHF Contributor

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    Surely all realize that this is a totally meaningless question.
    There are many, many answers that can be augured for.
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