The left hand limit of the function f(x)=4

Evaluate left-handed limit of the function : f(x)={{:(abs(x-3)/(x-3)",",x ne 3), (" 0,", x=3):} at x = 3.

Evaluate the right hand limit and left hand limit of the function f(x)={(|x-4|/(x-4), x ne 4),(0, x=4):}

Evaluate left-handed limit of the function: f(x)={((|x-3|)/(x-3),x!=3),(0,x=3):} at x= 3.

The right hand and left hand limit of the function f(x)={{:((e^(1//x)-1)/(e^(1//x)+1)","," if "xne0),(0","," if "x=0):} are respectively

The right hand limit of the funtion f(x) = 4

Evaluate right-handed limit of the function : f(x)={{:(abs(x-3)/(x-3)",",x ne 3), (" 0,", x=3):} at x = 3.

Evaluate the left-and right-hand limits of the function f(x)={(|x-4|)/(x-4),x!=4, 0,x=4 ,at x=4

Evaluate the left-and right-hand limits of the function f(x)={(|x-4|)/(x-4),x!=4 0,x=4a tx=4

Evaluate the left-and right-hand limits of the function f(x)={(|x-4|)/(x-4),x!=4 0,x=4a tx=4

Evaluate the left-and right-hand limits of the function f(x)={(|x-4|)/(x-4),x=4, 0,x=4