simplify the expression:
(x-1)(x-2)(x2-9x+14)
-------------------------
(x-7) (x2-3x+2)

    x-1x-2x2-9x+14x-7x2-3x+2=x-1x-2x2-7x-2x+14x-7x2-2x-x+2=x-1x-2xx-7-2x-7x-7xx-2-1x-2=x-1x-2x-2x-7x-7x-1x-2=x-2

  • 4
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