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@@ -0,0 +1,53 @@
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+using System;
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+using System.Collections.Generic;
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+using System.ComponentModel;
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+using System.Data;
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+using System.Drawing;
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+using System.Linq;
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+using System.Text;
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+using System.Threading.Tasks;
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+using System.Windows.Forms;
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+using static System.Windows.Forms.VisualStyles.VisualStyleElement;
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+
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+namespace Ul_3
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+{
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+ public partial class Form1 : Form
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+ {
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+ public Form1()
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+ {
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+ InitializeComponent();
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+ }
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+
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+ private void button1_Click(object sender, EventArgs e)
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+ {
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+ double x = double.Parse(textBox1.Text);
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+ double y = double.Parse(textBox2.Text);
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+
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+ // решаем уравнение
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+ double result = SolveEquation(x, y);
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+
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+ // выводим результат
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+ textBox3.Text = result.ToString();
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+ }
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+
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+ private double SolveEquation(double x, double y)
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+ {
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+ double result = 0;
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+
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+ if (Math.Abs(x - y) < 0.0001)
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+ {
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+ result = Math.Pow(Math.Sin(x), 2) + Math.Sin(y);
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+ }
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+ else if (x - y > 0)
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+ {
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+ result = Math.Cos(x) + Math.Cos(y);
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+ }
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+ else if (x - y < 0)
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+ {
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+ result = y - Math.Pow(Math.Tan(x), 2) + Math.Tan(y);
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+ }
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+
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+ return result;
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+ }
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+ }
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+}
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