F(x)=3x-7 and g(x)=-2x-6. find (fog)(4)

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

Identify the number as a rational or irrational.explain. 127