factorize 9x^2-6x+1-81
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Step-by-step explanation:
9x²-6x+1-81
9x²-6x - 80
9x²-(30-24)x - 80
9x²-30x + 24x-80
3x(3x-10) + 8(3x-10)
(3x+8)(3x-10)
X= -8/3,10/3
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