$$4x^2-2xy-4x+3y-3$$
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Algebra, Geometry, International Mathematical Olympiads, Math contests, Puzzles, Brainteasers, Number Theory, Combinatorics, Logic, Paradox
4x^2-2xy-4x+3y-3 =
ΑπάντησηΔιαγραφή4x^2-2xy+2x-6x+3y-3 =
2x(2x-y+1)-3(2x-y+1) =
(2x-3)(2x-y+1)