What is the range and domain of {0,.4) (1,.8) (2,1.2) (3,1.6)}

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need