{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/3eb5e401946a45d7aae5bdbd80a113d4\" frameborder=\"0\" width=\"960\" height=\"720\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":720,"width":960,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":720,"thumbnail_width":960,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/3eb5e401946a45d7aae5bdbd80a113d4-00001.jpg","duration":87,"title":"SAT #4_S3_Q1","description":"p:  Which of the following expressions is equal to 0 for some value of x ? \na:  |x − 1| − 1 ;\n |x + 1| + 1 ;\n |1 -x| +1 ;\n |x − 1| + 1  ;"}