Where are the black dots located at!?!?

What expression is equivalent to (2x-1)(x-3)?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

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 : )