cm5

11

for (int i = 0; i <= (n2 - 1) / 2; i++)

{

x = a + (2 * i + 1) * h2; SF1 += Fn(x);

}

for (int i = 0; i <= (n2 - 2) / 2; i++)

{

x = a + 2 * i * h2; SF2 += Fn(x);

}

C = h2 / 3 * (Fn(a) + 4 * SF1 + 2 * SF2 + Fn(b)); Console.WriteLine($"n = 20 ответ {Math.Round(C, 4)}"); SF1 = 0;

SF2 = 0;

for (int i = 0; i <= (n3 - 1) / 2; i++)

{

x = a + (2 * i + 1) * h3; SF1 += Fn(x);

}

for (int i = 0; i <= (n3 - 2) / 2; i++)

{

x = a + 2 * i * h3; SF2 += Fn(x);

}

C = h3 / 3 * (Fn(a) + 4 * SF1 + 2 * SF2 + Fn(b)); Console.WriteLine($"n = 100 ответ {Math.Round(C, 4)}"); SF1 = 0;

SF2 = 0;

for (int i = 0; i <= (n4 - 1) / 2; i++)

{

x = a + (2 * i + 1) * h4; SF1 += Fn(x);

12

}

for (int i = 0; i <= (n4 - 2) / 2; i++)

{

x = a + 2 * i * h4; SF2 += Fn(x);

}

C = h4 / 3 * (Fn(a) + 4 * SF1 + 2 * SF2 + Fn(b)); Console.WriteLine($"n = 400 ответ {Math.Round(C, 4)}");

}

}

}