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8 April, 23:59

What are the next three terms in the sequences below?

1.2, 5, 7, 12,

2.9, 11, 20, 31,

3. 2, 5, 10, 50,

4.1, 3, 3, 9,

+2
Answers (2)
  1. 9 April, 00:04
    0
    9,5,8,3

    Step-by-step explanation:

    i think
  2. 9 April, 00:09
    0
    27,243,6561 I think ... might be wrong

    Step-by-step explanation:

    1,3,3,9,27,243,6561

    because the first sequences were probably done by being multiplied by each other so for example:

    1x3=3

    3x3=9

    the other 3 could be:

    3x9=27

    27x9=243

    243*27=6561
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