4x4y2÷(-2xy)=______.
题型:填空题难度:一般来源:不详
4x4y2÷(-2xy)=______. |
答案
4x4y2÷(-2xy), =-2x4-1y2-1, =-2x3y. 故应填:-2x3y. |
举一反三
若ax3my12÷3x3y2n=4x6y8,则a=______,m=______,n=______. |
(12a2m+1bm+3-20am+1b2m+4+4am+1bm+2)÷4ambm+1=______. |
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