need number 3 answered asap. thanks

a. Ris a relation on the set(1,2,3,4) such that R={(1,2), (1,3), (1,4), (2,3), (2,4),4)j. b. R is a relation on the set (1,2,3,4) such that (x, y) E R if and only if x ty>2. (5 pt., 2.5 pt. each) Find the transitive closure of each of the following relations on the set 1,2,3,4]. 3. b. R= {(2,1),(2,3), (3,1),(3,4), (4, 1), (4,3)). 4. (10 pt., 5 pt. each) Draw a Hasse diagram for each of the following partial orders. Find the maximal and minimal elements and determine whether the partial order is a total order a. R is a partial order on the set (2,3,5, 10, 11, 15, 25) such that (x, y) E R if and only if x divides y. b. R is a partial order on the set (o, 1,2,3, 4, 5) such that (x, y) E R if and only if x z y. TATE OF LLNG Think 20201440