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X 5x 1 2
X 5x 1 2 pictures 5
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X 5x 1 2
5x 2 1 x 2 2x 1
2x 5 2 5x x 1 x
2 3x 1 5x x 1
x 2 5x 1 0
5x 7 2 x 1
9 x 5x 1 2
g x )u003d 5x 1 2
f x )u003d 5x 1 2
x 5x 1 2
x 5x 1 2 4 0
