renee405 renee405
  • 05-08-2017
  • Mathematics
contestada

What is the common ratio in the sequence -27, 9, -3, 1....?

A. 3

B. -3

C. 1/3

D. -1/3

Respuesta :

Аноним Аноним
  • 05-08-2017
the answer would be 3.hope that helped
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texaschic101
texaschic101 texaschic101
  • 05-08-2017
find the common ratio, u divide the second term by the first term
9/-27 = -1/3

to find the next term in a geometric sequence, u multiply by the common ratio....
-27 * -1/3 = -27/3 = 9
9 * -1/3 = -9/3 = -3
-3 * -1/3 = -3/-3 = 1


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