Which of the following is the inverse of the relation {(1, 5), (2, 6), (1, 7), (4, 8)}?
Answer
a.{(5, 1), (6, 2), (7, 1), (8, 4)}
b.{(2, 6), (1, 5), (8, 4), (7, 1)}
c.{(1, 7), (1, 5), (2, 6), (8, 4)}
d.{(1, 5), (2, 6), (7, 1), (8, 4)}

Question

Which of the following is the inverse of the relation {(1, 5), (2, 6), (1, 7), (4, 8)}?
Answer
	 a.{(5, 1), (6, 2), (7, 1), (8, 4)}
	 b.{(2, 6), (1, 5), (8, 4), (7, 1)}
	 c.{(1, 7), (1, 5), (2, 6), (8, 4)}
	 d.{(1, 5), (2, 6), (7, 1), (8, 4)}

parthkohli · Answer

Just reverse them bc the domain becomes the range and range becomes domain :D
for example (1,5) becomes (5,1) and (2,6) becomes (6,2) :D

anonymous · Answer

thanks