dvr997bwrv dvr997bwrv
  • 18-05-2021
  • Mathematics
contestada

Find the sum of the first 21 terms of the sequence 5,9, 13, 17, 21, ...

Respuesta :

victoriajacintow6yuh victoriajacintow6yuh
  • 18-05-2021
21(5+85)/2= 21•45= 945
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