5m Zen
( x 2 6x 3 4x 7
( x 2 6x 3 4x 7 pictures 5
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(
( x 2 6x 3 4x 7
x 3 6x 2 4x 7 )-( 3x 2 2x 4
7 x 2 )- 6x 1 3 4x
2x 7 )-( 4x 2 6x 3 )+( x 2 4x
x 3 4x 2 6x 7 0
4x 2 x 7 )+( 2x 3 6x 2 11
(- x 2 6x 3 4x 7
