(2-a)³+(2-b)³+(2-c)³-3(2-a)(2-b)(2-c)

1.	(2-a)³+(2-b)³+(2-c)³-3(2-a)(2-b)(2-c)
Answer» Solve this question according to the formula of a^3+b^3+c^3-3abc=(a+b+c)(a^2+b^2+c^2-ab-bc-ca)

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