Hellow guys, Welcome to my website, and you are watching Calculus 1: Limits & Derivatives (1 of 27) The Tangent Line and The Secant Line - Reviewed. and this vIdeo is uploaded by Michel van Biezen at 2015-08-20T07:12:16-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.