(3x-2y)^2+3(3x-2y)-10
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Let 3x-2y=A
So A^2+3A-10
A^2 + 5A -2A-10
A(A+5)-2(A+5)
(A+5)(A-2)
(3x-2y+5)(3x-2y-2)
So A^2+3A-10
A^2 + 5A -2A-10
A(A+5)-2(A+5)
(A+5)(A-2)
(3x-2y+5)(3x-2y-2)
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