So x? Greater than or equal to 3

So x is less than or equal to -3 or x is greater than or equal to 3.

2,3-3x square is greater than or equal to 0.

So 3x squared is less than or equal to 3.

So x is less than or equal to 1.

So it is 1 and 2.

X is less than or equal to -3.