7.若x5m+2n+2y3与-x6y3m-2n-1的和是单项式.则m= .n= . 查看更多

 

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x5m+2n+2y3与-x6y3m-2n-1的和是单项式,则m=________,n=________.

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x5m+2n+2y3与-x6y3m-2n-1的和仍是单项式,则m=________,n=________.

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x5m+2n+2y3与-x6y3m-2n-1的和仍是单项式,则m=________,n=________.

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