binishsubrat55
binishsubrat55 binishsubrat55
  • 07-05-2021
  • Mathematics
contestada

Find the sum of the following series
a 1 + 4 + 7 + 10 + ... to 40 terms.
b. 2+7+12+17+ ... + 102.​

Respuesta :

samuelbaj012
samuelbaj012 samuelbaj012
  • 07-05-2021

Answer:

They are in A. P so the sum will be 2380

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