jakecarroca
jakecarroca jakecarroca
  • 01-05-2020
  • Mathematics
contestada

find the sum of the first 9 terms in the following geometric series 7+21+63+

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iamsquidman
iamsquidman iamsquidman
  • 01-05-2020

Answer: 68887

Step-by-step explanation: the geometics series is (the previous number in the series) x 3, so 63 x 3 =189 x 3 =567 x 3 = 1701 x 3 = 5103 x 3 =15309 x 3 = 45927 and you add all those numbers up to get 68887

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