Solve for What are the coordinates of the vertex of the following function?
f(x)=x^2-18x+88

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?