Chứng minh rằng nếu hàm f ( x ) liên tục thì hàm I f ( x ) I cũng liên tục trên miền đó

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?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?