What transformations change the graph of f(x) to the graph of g(x)? f(x) = 3x2 g(x) = 9x2 - 4 question 2 options: the graph of g(x) is the graph of f(x) stretched vertically by a factor of 1/3 and translated up 4 units. the graph of g(x) is the graph of f(x) stretched vertically by a factor of 1/3 and translated down 4 units . the graph of g(x) is the graph of f(x) stretched vertically by a factor of 3 and translated up 4 units. the graph of g(x) is the graph of f(x) stretched vertically by a factor of 3 and translated down 4 units.