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ramirokool Group Title

Which of the following is the formula for the geometric sequence? 3, 15, 75, 375 ... Answer an=3(5)n-1 an=5(3)n-1 an=12(3)n-1 an=5(12)n-1

  • 2 years ago
  • 2 years ago

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  1. ramirokool Group Title
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    @Shadowys

    • 2 years ago
  2. campbell_st Group Title
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    well the 1st term is 3 and the common ratio is 5 so \[T_{n} = ar^{n -1}\] is the formula for a term in a geometric series... substitute a = 3 and r = 5 into the formula to find the formula.

    • 2 years ago
  3. ramirokool Group Title
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    It would be A than (:

    • 2 years ago
  4. campbell_st Group Title
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    well you have all the information just substitute and trust your algebra skills.

    • 2 years ago
  5. ramirokool Group Title
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    @Shadowys is it A or B

    • 2 years ago
  6. ramirokool Group Title
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    I go with B campbell sir.

    • 2 years ago
  7. ramirokool Group Title
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    I did it on my sheet.

    • 2 years ago
  8. ramirokool Group Title
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    @Shadowys HELP

    • 2 years ago
  9. ramirokool Group Title
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    @nubeer can you confirm if it B

    • 2 years ago
  10. ramirokool Group Title
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    @jiteshmeghwal9 Is it B?

    • 2 years ago
  11. nubeer Group Title
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    its not B option

    • 2 years ago
  12. jiteshmeghwal9 Group Title
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    Sorry..... No idea but go with the tips given by @CarlosGP

    • 2 years ago
  13. ramirokool Group Title
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    So I'ma go with A or C

    • 2 years ago
  14. ramirokool Group Title
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    @nubeer Mis calculation it D

    • 2 years ago
  15. nubeer Group Title
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    still wrong.. maybe read again the guidelines told by Campbell...

    • 2 years ago
  16. campbell_st Group Title
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    wow @ramirokool, you don't have a lot of confidence in your skills.

    • 2 years ago
  17. ramirokool Group Title
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    @campbell_st I know the answer A but no one won't confirm it..@nubeer Show step by step please.

    • 2 years ago
  18. ramirokool Group Title
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    @nubeer show me step by step I know it A

    • 2 years ago
  19. ramirokool Group Title
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    @jiteshmeghwal9 I GOT IT A

    • 2 years ago
  20. ramirokool Group Title
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    YESSSSSSSSSSSS LORD

    • 2 years ago
  21. nubeer Group Title
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    ya its A

    • 2 years ago
  22. nubeer Group Title
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    and it dont have any steps.. most step you need is done just find r and subsitute it.

    • 2 years ago
  23. Shadowys Group Title
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    Sorry bout that. I see you've got it. :)

    • 2 years ago
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