video1.0<iframe src="https://www.loom.com/embed/3eb5e401946a45d7aae5bdbd80a113d4" frameborder="0" width="960" height="720" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>720960Loomhttps://www.loom.com720960https://cdn.loom.com/sessions/thumbnails/3eb5e401946a45d7aae5bdbd80a113d4-00001.jpg87p: Which of the following expressions is equal to 0 for some value of x ? a: |x − 1| − 1 ; |x + 1| + 1 ; |1 -x| +1 ; |x − 1| + 1 ;