<?xml version="1.0" encoding="UTF-8"?><oembed><type>video</type><version>1.0</version><html>&lt;iframe src=&quot;https://www.loom.com/embed/27d5e917324a4b05b79c67d3f209fbf3&quot; frameborder=&quot;0&quot; width=&quot;960&quot; height=&quot;720&quot; webkitallowfullscreen mozallowfullscreen allowfullscreen&gt;&lt;/iframe&gt;</html><height>720</height><width>960</width><provider_name>Loom</provider_name><provider_url>https://www.loom.com</provider_url><thumbnail_height>720</thumbnail_height><thumbnail_width>960</thumbnail_width><thumbnail_url>https://cdn.loom.com/sessions/thumbnails/27d5e917324a4b05b79c67d3f209fbf3-00001.jpg</thumbnail_url><duration>184</duration><title>SAT #4_S3_Q9</title><description>p:  sqrt(x-a) = x -4 If a = 2, what is the solution set of the equation above? 
a:  {3, 6} ;
 {2} ;
 {3} ;
 {6} ;</description></oembed>