Let P x y be a point on the graph of y x 2 a Express the distance d from P to the origin as a function of x d x x 3x 4 b What is d if x 0 d 0 2 Round to two decimal places c What is d if x 1 d 1 1 41 Round to two decimal places Use a graphing utility to graph d d x in order to answer the following question d For what positive value of x is d smallest Round to two decimal places X