Find the equation of the directrix of the parabola found in part a. for part a i got and struggling so hard x^2=+/-12 y and y^2=+/- 12x

Define multiplicative inverse. give an example of a number and its multiplicative inverse.

Pranza plotted point a in the coordinate plane below.

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?