{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/9892166a6dd247718ea611dcc0bf9bf9\" frameborder=\"0\" width=\"1280\" height=\"960\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":960,"width":1280,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":960,"thumbnail_width":1280,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/9892166a6dd247718ea611dcc0bf9bf9-00001.jpg","duration":73,"title":"S3 Q7","description":"p:  x^2 + 6x + 4 Which of the following is equivalent to the expression above? \na:  (x+3)^2 +5 ;\n (x+3)^2 -5 ;\n (x-3)^2 +5 ;\n (x-3)^2 -5  ;"}