Question

( x , y ) = ( y , x ), if ​

Answer 1

Given -

(x, y) and (y, x)

To prove -

( x, y ) = ( y, x )

Proof -

( x ,y ) = ( y, x ) only if, x = y

Example -

(2,5) = (2,5) where x = y

Hence, ( x , y ) = ( y , x ), if x = y