Please help!!
Finding directrix of parabola with (x-1) squared=12(y+2)

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

5/6+7/8what is the answer sealsdbdbshd

Factor the expression using gcf 9b+45