If you don't know what a graph of a function looks like, but you know its function rule (and how to evaluate it), how could you start to sketch a graph?

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

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 : )

50 points~ ! i have to turn this in tomarrow