5m Zen
1 9 x2 3
1 9 x2 3 pictures 5
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1 9 x2 3
y u003d( x2 9 )- 1 3
x2 1 9 5 3 3
3 x2 3x 1 9
3 x2 x 9 1 27
2x2 7x 3 x2 9 1
x 1 3 9 x2 1
x2 2 3 1 9
1 3 x2 2x 9
3 x2 3x 1 9 x 2
1 9 x2 3
