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计算2(x^3)^2×x^3-(4x^3)^3+(-3x)^4×x^5
人气:116 ℃ 时间:2020-02-03 07:55:54
解答
=2x^6*x^3-4^3*x^9+(-3)^4*x^4*x^5
=2x^9-64x^9+81x^9
=19x^9
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