6x^2-x-2 by middle term splitting
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Answer:
6x² - x - 2
= 6 x² - 4x + 3x - 2
= 2x ( 3x - 2) +1 ( 3x - 2 )
= (2x +1 ) ( 3x - 2 )
either x = -1/2
or 2/3