2 Which relation has a domain of {2,3}
Relation #1 {(3,2), (3,3)}
Relation #2 {(3,2), (2,3)}
Relation #3 {(2,0), (3,1), (2,4)}
Relation #4 {(2,2), (2,3), (2,0)}

How to do this , and can some one explain

Find the domain and range of the following function f(x) = 51x - 21+ 4

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2