u/Holiday_Change4329

https://preview.redd.it/6f41hlax4e0h1.jpg?width=4284&format=pjpg&auto=webp&s=dd7ac59328900fe6a70750b855a2d6b033fa8b51

Hey guys, does someone mind explaining how to do these? My teacher taught them briefly and I'm very confused because the left and right hand limits aren't the same as x->2. Thanks!