adedayo92
adedayo92 adedayo92
  • 10-11-2020
  • Mathematics
contestada

the 9th and 12 terms of an arithmetic progression are 50 and 65 respectively. find the sum of it's first 70 terms.​

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juicewrld461 juicewrld461
  • 10-11-2020

bvmnb n m mn

b bn. Step-by-step explanation:

 

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