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Mar 30th, 2015
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  1. {1 система} (Σt^2)*a+(Σt)*b=Σ(y*t)
  2. (Σt)*a+n*b=Σy //(n=12)
  3.  
  4. {2 система} (Σt^4)*a+(Σt^3)*b+(Σt^2)*c=Σ(y*t^2)
  5. (Σt^3)*a+ (Σt^2)*b+(Σt)*c=Σ(y*t)
  6. (Σt^2)*a+(Σt)*b+nc=Σy
  7.  
  8. {3 система} (Σt^2)*lna+(Σt)*lnb=Σ(lny*t)
  9. (Σt)*lna+n*lnb=Σlny
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