计算:(x+z)(x^2-2xz+z^2)(x-z)(x^2+2xz+z^2)
2个回答
原式=[(x+z)(x^2-2xz+z^2)][(x-z)(x^2+2xz+z^2)]
=(x³+z³)(x³-z³)
=x^6-z^6
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