<?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/31a31f19ae2f4b41bb6bec47ff828280&quot; frameborder=&quot;0&quot; width=&quot;1280&quot; height=&quot;960&quot; webkitallowfullscreen mozallowfullscreen allowfullscreen&gt;&lt;/iframe&gt;</html><height>960</height><width>1280</width><provider_name>Loom</provider_name><provider_url>https://www.loom.com</provider_url><thumbnail_height>960</thumbnail_height><thumbnail_width>1280</thumbnail_width><thumbnail_url>https://cdn.loom.com/sessions/thumbnails/31a31f19ae2f4b41bb6bec47ff828280-00001.gif</thumbnail_url><duration>1689</duration><title>4.2 Adding and Subtracting Polynomials</title><description>That squeaking sound is my cat desperately trying to get into my house</description></oembed>