How many days are in 38 hours

Which of the following is the result of expanding

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points

What are the domain and range of the function below? a) domain: (-4,0) range: [-2,infinity) b) domain: (-3,0) range: [-2,infinity) c) domain: (-infinity,infinity) range: [-2, infinity) d) domain: [-2,infinity) range: (-infinity,infinity)