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anonymous

  • one year ago

Find the first, fourth, and tenth terms of the arithmetic sequence described by the given rule. a(n) -6 + (n - 1) (6)

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  1. anonymous
    • one year ago
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    0, -18 and -54

  2. anonymous
    • one year ago
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    dude there is no -18 -54 as an answer only thing near that is 18 54

  3. welshfella
    • one year ago
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    please explain

  4. anonymous
    • one year ago
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    –6, 12, 48 –6, 18, 54 0, 18, 54 6, 18, 54 thats the possable outcomes

  5. welshfella
    • one year ago
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    plug in n = 1 and see what you get

  6. anonymous
    • one year ago
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    then you do 1-1 so thats 0

  7. welshfella
    • one year ago
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    a1 = -6 + (1-1)d

  8. welshfella
    • one year ago
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    * thats 6 not d

  9. anonymous
    • one year ago
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    ya

  10. anonymous
    • one year ago
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    ok so the correct answer is D?

  11. welshfella
    • one year ago
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    so whata the first term?

  12. anonymous
    • one year ago
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    dude i really think my answer is correct you just do the previous answer -6 every time n goes up 1

  13. welshfella
    • one year ago
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    first term = -6 + 0*6 = -6

  14. anonymous
    • one year ago
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    Wait the correct one is B

  15. anonymous
    • one year ago
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    and what was answer B?

  16. welshfella
    • one year ago
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    second = -6 + (2-1)*6 = ?

  17. welshfella
    • one year ago
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    4th term = -6 +3*6 = 12

  18. anonymous
    • one year ago
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    ok

  19. welshfella
    • one year ago
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    10th = -6 + (10-1)*6 = -6 + 9*6 = ?

  20. anonymous
    • one year ago
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    54

  21. welshfella
    • one year ago
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    No -6 + 54 = ?

  22. anonymous
    • one year ago
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    48

  23. welshfella
    • one year ago
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    right A is the correct option

  24. anonymous
    • one year ago
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    thanks so much i fanned you:)

  25. welshfella
    • one year ago
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    ty yw

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