PLEASE HELP WILL GIVE BRAINLIEST

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

How can you tell when x and y are not directly proportional?

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2