What is the equation of a parabola whose vertex is at the origin and whose directrix is y= 3? O A. y = 12x OB. y = -12% O c. x=-12y OD. x = 12y​

Select the quadratic that has root x = 8 and x = -5

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

Standard deviation of 19,29,21,22,23