题目内容

把下列各式分解因式:

(1)(xy)(xy)(xy)2;

(2)(3a4b)(7a8b)(11a12b)(7a8b)

 

答案:
解析:

解:(1)(xy)(xy)(xy)2(xy)(xy)(xy)]=(xy)·(2y)=-2y(xy);

(2)(3a4b)(7a8b)(11a12b)(7a8b)(7a8b)(3a4b)(11a12b)

(7a8b)(14a16b)2(7a8b)2

 


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