Print and Preview

Question

Dear Sir

 

            I want to print or Preview of richTextBox but the normal text is printed or preview show but the image or maths equation does not show sir how can do it. 

the following code show the normal text.

 

e.Graphics.DrawString(richTextBox.Text, new Font("Arial", 12, FontStyle.Regular), Brushes.Black, new Point(50, 200)); 

 

Sir give me some idea about this problum. I shall be very thankful to you.