求助4m^2n^2-(m^2+n^2-x^2)^2因式分解!4m^2n^2-(m^2+n^2-x^2)^2 请问这道题的解答步骤应该是怎样的,希望高手前来指教~
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[(m+n)(m-n)-(m-n)²+2n(m-n)]÷4n
(1),(-m-n)(-m+n) (2),(-m+n)(m-n)
(m-2n)(-m-n)
(n/m+n/2m^2)*4m/n^2
[(m-n)^2*(m-n)^3]^2/(m-n)^4
[(m-n)^2*(m-n)^3]^2/(m-n)^4
4m^2(m+n)-9n^2(m+n)
因式分解4m^2(m-n)+4n(n-m)
4m(m-n)^2+4n(n-m)^3
(m-n)2(n-m)3(n-m)4化简
求助4m^2n^2-(m^2+n^2-x^2)^2因式分解!4m^2n^2-(m^2+n^2-x^2)^2 请问这道题的解答步骤应该是怎样的,希望高手前来指教~
解关于x的方程:(m+n)(m-n)乘以x^2-4mnx=(m+n)(m-n)..
2x+n/m=m/n-(m/n+n/m)x(m+n不等于0)
化简,1.[(m+n-p)(m+p+n)-(m+n)²]/(-p),2.[(m+n)(m-n)-(m-n)²+2n(m-n)]/4n
(m-n)^2*(m-n)^4=?
m-n+2n^2/(m+n)
4m(m-m)-2n(n-m)
(m+n)x^2+2xy(n-2m)+(4m+n)y^2