If sets A and B are defined as A= (x,y):y= 1 x , 0 x R and B= (x,y):y=-x, x R , then (Guj CET 2007)

JEE Main Mathematics question

If sets and are defined as and , then (Guj CET 2007)

Answer: (C)

A common point needs , which has no real solution. Hence .

Question ID VK-003112