-2mn^2/4m^2n与- n^3/2mn^2 约分
1个回答
-2mn^2/4m^2n
=-n/2m
-n^3/2mn^2
=-n/2m
(-2mn^2/4m^2n)/(-n^3/2mn^2)
=(-n/2m)/(-n/2m)
=1
相关问题
约分(2n²-m)/(2mn-4n³)=?
2n^-m/2mn-4n^3r如图约分
已知m-n=4,mn=-1,求:(2mn+2m+3n)+(3mn+2n-2m)-(m+4n+mn)
已知m-n=4,mn=-1,求:(-2mn+2m+3n)-(3mn+2n-2m)-(m+4n+mn)的值.
已知m-n=4,mn=-1,求:(-2mn+2m+3n)-(3mn+2n-2m)-(m+4n+mn)的值.
1.已知m-n=2 mn=-2求(-2mn+2m+3n)-(3mn+2n-2m)-(m+4n+mn)的值
已知m-n=3,mn=-3,求(-m-4n-mn)-(2mn-2m-3n)-(3mn+2n-2m)的值
已知m-n=5,mn=-3,求-(m+4n-mn)-(2mn-2m-3n)+(2n-2m-3mn)的值.
已知m-n=5,mn=-3,求-(m+4n-mn)-(2mn-2m-3n)+(2n-2m-3mn)的值
1.若m-n=4,mn=1,求(9-2mn+2m+3n)-(3mn+2n-2m)-(m+4n+mn)的值