If the expression can be resolved into two rational factors

MATHEMATICS · Single correct · AoPS · Mathematics · Special Factorizations · Special Factorizations

Problem

If the expression 2x2+mxy+y2−y−22x^2+mxy+y^2-y-2 can be resolved into two rational factors, the value of ∣m∣|m| is (1) 33 (2) 55 (3) 77 (4) 99

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