Does this operation have closure within the set of
real numbers if
x = {x | x is an integer}?

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?