7. (10 points) Given the function _ 2 Y(X) (x_ 2)2 (a) Plot the function and the line 141 = 2. (b) What is the left limit of y(x) when x -) 2 from the left? (0) What is the right limit of y(x) when x -) 2 from the right? ((1) Does the left limit equal the right limit? (Yes or no) (e) What is the limit of y(x) when x -)2