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CyberPascal

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Apr 22nd, 2014
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Pascal 0.39 KB | None | 0 0
  1. Program Hz;
  2. var x,left,right:real;
  3.     i,n:integer;
  4.    
  5. Begin
  6. Write('Введите число X: '); Readln(X);
  7. Write('Введите число N: '); Readln(N);
  8.  
  9. Left:=0;
  10. for i:=1 to n do Left:=Left+Sin(i*X);
  11.  
  12. Right:=(Sin(N+1)*X/2*Sin(N*X/2))/Sin(X/2);
  13.  
  14. Writeln('Left=  ',Left);
  15. Writeln('Right= ',Right);
  16.  
  17. Writeln('Равенство выполняется? - ',(Left = Right));
  18. end.
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