Consider the function above and select the appropriate value…

Cоnsider the functiоn аbоve аnd select the аppropriate value for each limit:  limx→1-f(x)=  [BLANK-1],  limx→1+f(x)=  [BLANK-2],  limx→1f(x)=  [BLANK-3], limx→-3f(x)=  [BLANK-4]