1/3m^2-3n^2kuaikuai

1/3m^2-3n^2kuaikuai 1/4(2x-40)=5x-3/2kuaikuai 1/m-n,2/n^2-m^2,3n/2(m+n)通分 x^2-5x-6/X+1=0,则x的值是kuaikuai! 把下列单词或短语与起正确的解释配对,kuaikuai把下列单词或短语与起正确的解释配对 ( )1,rare A,sudden,sharp pain ( )2,at other times B,shake with quick short movements ( )3,after all C,not happening often ( )4,pang D,it m kuaikuai kuaikuai kuaikuai [(m-n)^2*(m-n)^3]^2/(m-n)^4 [(m-n)^2*(m-n)^3]^2/(m-n)^4 3m(m-n)-2n(m-n)的平方 因式分解(n-m)^3(m-n)^2-(m-n)^5 （m-n)2(n-m)3(n-m)4化简 （n-m)^3×(m-n)^2-(m-n)^5 计算(m+n)^3-(n+m)(m-n)^2 (m-n)^3(n-m)^2(m-n)=_____ 4m(m-n)^2+4n(n-m)^3 (2m+n)(2m-n)+n(2m+n)-8m^2n^3/(2n^3) m=-2分之1,n=2013