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.