(1)2x5?5x2=______;(2)2ab2?a3=______;(3)x2y3?xyz=______;(4)3x2y(-4xy2)?(x3)2=______.

发布时间:2020-08-07 18:56:47

(1)2x5?5x2=______;
(2)2ab2?a3=______;
(3)x2y3?xyz=______;
(4)3x2y(-4xy2)?(x3)2=______.

网友回答

解:(1)2x5?5x2=10x7;
(2)2ab2?a3=a4b2;
(3)x2y3?xyz=x3y4z;
(4)3x2y(-4xy2)?(x3)2=-12x9y3.
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