Write a program in C# for design a form to use all arithmetic operations using textboxes and buttons
using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace Wprg2 { public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void Form1_Load(object...