xy-xz+y-z(因式分解)怎么做?

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xy-xz+y-z(因式分解)怎么做?
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xy-xz+y-z(因式分解)怎么做?
xy-xz+y-z(因式分解)怎么做?

xy-xz+y-z(因式分解)怎么做?
xy-xz+y-z
=x(y-z)+(y-z)
=(x+1)(y-z)

xy-xz+y-z=(xy-xz)+(y-z)=x(y-z)+(y-z)=(x+1)(y-z)

xy-xz+y-z
=x(y--z)+(y--z)
=(y--z)(x+1).

xy-xz+y-z=x(y-z)+(y-z)=(x+1)(y-z)

xy-xz+y-z=x(y-z)+y-z=(x+1)(y-z)
搞定

xy-xz+y-z=x[y-z]+y-z=[y-z][x+1]