Factories: ( x^2-8x^2+19x-12)
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Step-by-step explanation:
x² - 8x² + 19x -12
= -7x² + 19x -12
= 7x²-19x+12 [ multiplying whole equation by-1]
= 7x² -7x -12x + 12 [ middle term splitting]
= 7x(x-1) -12 ( x-1)
= (x-1) ( 7x-12)
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