已知3x的3m次方y的3n次方与9x的m+1次方y的5n-1次方是同类项,则m=( ),n=( )
已知3x的3m次方y的3n次方与9x的m+1次方y的5n-1次方是同类项,则m=( ),n=( )
数学人气:683 ℃时间:2019-08-17 23:20:00
优质解答
m=1/2 n=1/2
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