Find the equation(s) of the tangent line(s) to the graph of the indicated equation at the point(s) with the given value of x. xy-2x-4=0;x=2 E) Find the equation(s) of the tangent line(s) to the graph of the given equation at x = 2. E (Type an equation. Use a comma to separate answers as needed.) A boat is being pulled toward a dock as shown in the gure to the right. If the / rope is being pulled in at the rate of 4 feet per second, how fast is the Rape 4 distance between the dock and the boat decreasing when it is 4 feet from the dock? Boat Dock The distance between the dock and the boat is decreasing by '1 feet per second when the boat is 4 feet from the dock. (Round to the nearest thousandth as needed.)