State, true or false:x<−y⇒−x>y
State true or false. If x≠y,(x,y)≠(y,x)and(x,y)=(y,x),ifx=y.
State true or false. If x ≠ y, (x,y) ≠ (y,x) and (x,y) = (y,x), if x = y.
State true or false. If x≠y, (x,y)≠(y,x) and (x,y) = (y,x), if x = y.
If x > y and y > z ; then x > y ; State true or false