1.0 video Lesson 53 Solving Quadratic Equations By Completing the Square 960 540 iPlayerHD https://iplayerhd.com <iframe src="//iplayerhd.com/player/video/aa06438d-e83a-4efa-ac09-af1ef2b5bd58?cbartype=over" allowtransparency="true" frameborder="0" scrolling="no" allowfullscreen mozallowfullscreen webkitallowfullscreen oallowfullscreen msallowfullscreen width="960" height="540"></iframe>