Question

If the sets A and B are defined as

$A = \left\{ ( x , y ) : y = e ^ { x } , x \in R \right\}$then

• A. $B \subseteq A$
• B. $A \subseteq B$
• C. $A \cap B = \phi$
• D. $A \cup B = A$

Answer 1

Answer: (C)

$A \cap B = \phi$

Answer 2

Since, $x \in R$

$\therefore$ $A \cap B = \phi$ .