Find an input that yields an output of 214. rule: y= -15x+79

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Find the missing variable for a parallelogram: a = latex: 28in^2 28 i n 2 h = b = 6.3 in (1in=2.54cm)

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 : )