(x-3)(x-2)(x+2)=(x-1)³+6

(x-3)(x-2)(x+2) = (x-1)³+6 (x-3)(x²-4) = x³-3x²+3x-1+6 x³-4x-3x²+12-x³+3x²-3x-5 = 0 -7x+7 = 0 -7x = -7 /:(-7) x = 1