Ax^2+Bx+C How do you find the "AC"

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola