12x^2-7x+1 factorise it
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12x^2-7x+1
12x^2-(4+3)x+1
12x^2-4x-3x+1
(12x^2-4x)-(3x-1)
4x(3x-1)-1(3x-1)
(4x-1)(3x-1)
12x^2-(4+3)x+1
12x^2-4x-3x+1
(12x^2-4x)-(3x-1)
4x(3x-1)-1(3x-1)
(4x-1)(3x-1)
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12
this is your answer any dought plzz
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