Factorise the following 3x2y + 9xy -12.explain breifly
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Factorise the following 3x2y + 9xy -12.explain breifly
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Answer:
(3x +12)(xy-1)
Step-by-step explanation:
3x^2 + 9xy -12
3x^2-3xy + 12xy -12
3x(xy-1) + 12(xy -1)
(3x +12)(xy-1)