juliamckay juliamckay
  • 08-06-2017
  • Mathematics
contestada

Find the sum of the first 27 terms of the sequence: 2.5 + 5.5 + 8.5 + 11.5 + …

Respuesta :

Аноним Аноним
  • 08-06-2017
2
2.5
5.5
+8.5
11.5
_____
18 .0
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