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2 1 2 1 4x
2 1 2 1 4x pictures 5
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2 1 2 1 4x
3x 2 1 4x 1 2 x 5
3 1 2 2 1 4x 1 1 4
1 4x 1 2 5x 2
1 4x 1 2 1 6x 2
2 x 1 )+ 1 2 4x 6 )u003d 5
3 2x 1 1 2 4x 2 2
4x 1 )( x 2 )u003d 2 4x 1 2
1 1 2 4x 6 )u003d- 2
2x 1 2 4x 2 1 0
2 1 2 1 4x
