\"\"

\

The equation is \"\".

\

Test for symmetry with respect to x - axis:

\

\"\"                        (Replace y with \"\"y)

\

\"\"

\

This is not an equivalent equation.

\

\"\"

\

Test for symmetry with respect to y - axis:

\

\"\"

\

\"\"                            (Replace x with \"\"x)

\

This is not an equivalent equation.

\

\"\"

\

Test for symmetry with respect to origin:

\

\"\"                  (Replace y with \"\"y and x with \"\"x)

\

\"\"

\

\"\"

\

This is  an equivalent equation.

\

\"\"

\

Origin  is the symmetry.