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4 4 x 1 2
4 4 x 1 2 pictures 5
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4 4 x 1 2
2 x 4 1 2 4x u2212 4
4 1 2 x 6 1 4
1 4 x 2 )+ 4 12
integral x 4 1 x 4 1 x 2
2 x 4 )u003d 4 2x 1
y 1 4 x 2 2 4
3x 4 2 x 1 4 1
x 4 2 x 3 4 1 6
3 4 4 x 1 2
4 4 x 1 2
