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CyberPascal

Untitled

Apr 22nd, 2014
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  1. Program Hz;
  2.  
  3. const eps=10E-6;
  4.  
  5. var x,left,right:real;
  6.     i,n:integer;
  7.    
  8. Begin
  9. Write('Введите число X: '); Readln(X);
  10. Write('Введите число N: '); Readln(N);
  11.  
  12. Left:=0;
  13. for i:=1 to n do Left:=Left+Sin(i*X);
  14.  
  15. Right:=(Sin(N+1)*X/2*Sin(N*X/2))/Sin(X/2);
  16.  
  17. Writeln('Left=  ',Left);
  18. Writeln('Right= ',Right);
  19.  
  20. Writeln('Равенство выполняется? - ',Abs(Left-Right) <= Eps);
  21. end.
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