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X 2 9x 1 0
X 2 9x 1 0 pictures 5
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X 2 9x 1 0
9x 2 1 2+ x 1 3 0
x 3 3x 2 9x 1 0
x 2 4 9x 2 1 )u003d 0
9x 2 1 x 2 9x 1 x 52 0
9x 2 6.3 x 1 1 0
x 3 6x 2 9x 1 0
solve x 2 9x 1 0
x 2 9x 1 0 quadratic formula
x 2 9x 1 0 discriminant
x 2 9x 1 0
