NeYasno

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Laba2
{
    public partial class UserControl1: UserControl
    {
        public UserControl1()
        {
            InitializeComponent();
        }

        private void Label1_Click(object sender, EventArgs e)
        {

        }

        private void Label2_Click(object sender, EventArgs e)
        {

        }

        private void Button1_Click(object sender, EventArgs e)
        {
            double x = double.Parse(textBox1.Text);
            textBox4.Text += Environment.NewLine + "X = " + x.ToString();
            double y = double.Parse(textBox2.Text);
            textBox4.Text += Environment.NewLine + "Y = " + y.ToString();
            double z = double.Parse(textBox3.Text);
            textBox4.Text += Environment.NewLine + "Z = " + z.ToString();
            double a = Math.Sqrt(10d*(Math.Pow(x, 1.0/3.0)+ Math.Pow(x, (y+2.0))));
            double b = (Math.Pow(Math.Asin(z), 2.0) - Math.Abs(x - y));

            double c = a*b;
            textBox4.Text += Environment.NewLine + "Результат U = " + c.ToString();

        }

        private void Label4_Click(object sender, EventArgs e)
        {

        }

        private void UserControl1_Load(object sender, EventArgs e)
        {
            textBox4.Multiline = true;
            textBox1.Text = "0,01655";
            textBox2.Text = "-2,75";
            textBox3.Text = "0,15";
        }

        private void TextBox3_TextChanged(object sender, EventArgs e)
        {

        }
    }
}