Hi guys, Welcome to the Advanced Video Search Engine, and you are watching What are the Types of Numbers? Real vs. Imaginary, Rational vs. Irrational. That video is uploaded by Professor Dave Explains at 2017-10-12T08:12:24-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [QUGmwPwtbpg]