Identify in the following expressions terms which are not constant and give thier numerical coefficients: a) a+b+5

b) 2x ²y - 3xy² + 7

c) 11 - p²

d) 13 - p + 5q²

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 : )