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anonymous

  • one year ago

Which of the following choices is the simple formula for the nth term of the following arithmetic sequence? 7, 3, -1, -5, -9, ... A.5n + 4 B.4n + 1 C.-4n + 11 D.4n + 11 E.-4n + 1

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  1. anonymous
    • one year ago
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    @Robert136

  2. anonymous
    • one year ago
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    @Robert136

  3. anonymous
    • one year ago
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    help rob

  4. anonymous
    • one year ago
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    Notice that the intervals are all the same.

  5. anonymous
    • one year ago
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    As well as that the sequence leads to gradual decrease with an interval of 4.

  6. anonymous
    • one year ago
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    so its not a or b

  7. anonymous
    • one year ago
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    Therefore you can disregard ABD

  8. anonymous
    • one year ago
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    Therefore C or D

  9. anonymous
    • one year ago
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    Let's say n=1. Plug the number into both equations and see if you get the right one. .

  10. anonymous
    • one year ago
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    ok so its d

  11. anonymous
    • one year ago
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    no

  12. anonymous
    • one year ago
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    I am not supposed to give you just the answer but since -4+11=7. It naturally falls upon you to pick C

  13. anonymous
    • one year ago
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    Now don't snitch on me.

  14. anonymous
    • one year ago
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    o but guess what somebody did

  15. anonymous
    • one year ago
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    ill send you they message i got

  16. anonymous
    • one year ago
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    i know

  17. anonymous
    • one year ago
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    the

  18. anonymous
    • one year ago
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    o ok

  19. anonymous
    • one year ago
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    the moderator

  20. anonymous
    • one year ago
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    yep

  21. anonymous
    • one year ago
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    just be careful

  22. anonymous
    • one year ago
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    ok :D

  23. anonymous
    • one year ago
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    My friend I need a medal ....XD

  24. anonymous
    • one year ago
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    That's your favor forme.

  25. anonymous
    • one year ago
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    lol i had forgot lol

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