murtala9
murtala9 murtala9
  • 19-02-2020
  • Mathematics
contestada

Find the sum of an AP sequence 6,2,-2,-6,-10..... up to 20 terms

Respuesta :

hoquocdangjack6627
hoquocdangjack6627 hoquocdangjack6627
  • 19-02-2020

Answer:

-640

Step-by-step explanation:

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