Question

Q. If x not equal to y, then (x, y) not equal to (y,x), But if x= y, then

(a) (x, y) = (y,x)
(b) (x, y) + (y,x)
(c) (x, y) = (-x, -y)
(d) (x, y) = (- x, y)​

Answer 1

Answer:

the correct answer is option c

Answer 2

Answer:

A is correct.............