X square x 1 x 4 2 x
- x 4 2 x cube minus x square 2 x 1 0
- x 2 1 by x square 4 x 1 x 6
- x cube minus 4 x square x 1 x 2 3
- x 2 x 1 x 4 3 x square 4 x 5
- x 1 x 2 square x 2 x 4
- x 3 4 x square x 1 x 2 whole cube
- x cube minus 4 x square x 1 x 2 cube
- x 3 4 x square x 1 x 2 cube
- x square 1 x square 2 x square 3 x square 4
- x square x 1 x 4 2 x cube 2 x square x 4
