m^2-2mn+n^2=?
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m^2-2mn+n^2=?
2a^3+8a^2b+8ab^2=?
a^2(x-y)+b^2(y-x)=?
2a^3+8a^2b+8ab^2=?
a^2(x-y)+b^2(y-x)=?
![m^2-2mn+n^2=?](/uploads/image/z/16728840-0-0.jpg?t=m%5E2-2mn%2Bn%5E2%3D%3F)
m^2-2mn+n^2=(m-n)^2
2a^3+8a^2b+8ab^2=2a(a^2+4ab+4b^2)
=2a*(a+2b)^2
a^2(x-y)+b^2(y-x)=(x-y)*(a^2-b^2)
=(x-y)*(a-b)*(a+b)
2a^3+8a^2b+8ab^2=2a(a^2+4ab+4b^2)
=2a*(a+2b)^2
a^2(x-y)+b^2(y-x)=(x-y)*(a^2-b^2)
=(x-y)*(a-b)*(a+b)
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