Question: Factor completely. (a) 18a2b - 15ab2 (b) 4x2y + 12xy2 (c) x3 - 4x2 + 5x - 20

Factor completely.
(a) 18a2b - 15ab2
(b) 4x2y + 12xy2
(c) x3 - 4x2 + 5x - 20

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