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Hayatcakes

  • 2 years ago

1) What is the common ratio of the following geometric sequence? 5, 15, 45,…

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  1. Kaederfds
    • 2 years ago
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    r=3

  2. Hayatcakes
    • 2 years ago
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    What are the next four terms in the following geometric sequence? 5, 15, 45

  3. Hayatcakes
    • 2 years ago
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    I just need help on the last fourth term.

  4. Hayatcakes
    • 2 years ago
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    T4= ar^n-1 = 5*3^4-1 = 5*3^3 = 5*27 T4 = 135 T5= ar^n-1 = 5*3^5-1 = 5*3^4 = 5*81 T5 = 405 T6= ar^n-1 = 5*3^6-1 = 5*3^5 = 5*243 T6= 1215

  5. Kaederfds
    • 2 years ago
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    5,15,45 a, ar, ar^2, ar^3,...

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