sanyasianjana2 sanyasianjana2
  • 26-05-2021
  • Mathematics
contestada

what is the sum of the first 25 terms of an arithematic sequence if the sum of its 8th and 18th terms is 72?​

Respuesta :

frostfang212
frostfang212 frostfang212
  • 26-05-2021

Answer:

900

Step-by-step explanation:

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