Let A = {9,18,25,37}. The relation R is defined on A as follows:

Hint: an integer k evenly divides an integer j if the remainder of the division operation is equal to 0.

a. List the ordered pairs in relation R.

b. Is R reflexive? Justify your answer.

c. Is R symmetric? Justify your answer.

d. Is R a function? Justify your answer.

(x,y)ER if 7 evenly divides (y - x)