Davd777
Davd777 Davd777
  • 22-10-2022
  • Mathematics
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the 10th and 15 term of an AP are - 5 and - 7 1/2 respectively what is the sum of the first 20 terms ? I really need the answer pls A 60 B -105 C -52 1/2 D -20 ​

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