Ah I don’t think I’ve ever been more confused

Which graph corresponds to the function f(x) = x2 + 4x – 1?

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 : )

The amount of data left on the cell phone six gb for 81.5 gb of data is used how much data is available at the beginning of the cycle