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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);
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| 10 | Write('Введите число N: '); Readln(N);
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| 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('Равенство выполняется? - ',(Left = Right));
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| 17 | + | |
| 18 | Writeln('Right= ',Right);
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| 19 | ||
| 20 | Writeln('Равенство выполняется? - ',Abs(Left-Right) <= Eps);
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| 21 | end. |
