First, stare at the expression 6x⁵ - 4x³ + 2x² to determine that the hghest common factor is 2x². Then, factor as before:

6x5 - 4x3 + 2x2	=	2x2.3x3 - 2x2.2x + 2x2
	=	2x2(3x3 - 2x + 1)

Enter this as 2*x^2*(3*x^3 - 2*x + 1)

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