nightwing416 nightwing416
  • 12-05-2017
  • Mathematics
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Find the common ratio r for each geometric sequence and use r to find the next three terms. -2, 6, -18, 54...

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ghanami
ghanami ghanami
  • 12-05-2017
hello : 
the common ratio :  r = 54/-18 = -18/6 = 6/-2 = -3
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