Complete the square to solve 3x^2+12x=9

With: label the vertices and all the elements needed. find x

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Which term below correctly completes the following sentence? if a function has a vertical asymptote at a certain x value, then the function is what at that value