下列因式分解错误的是( )A. x2-y2=(x+y)(x-y)B. x2+y...
下列因式分解错误的是()A.x2-y2=(x+y)(x-y)B.x2+y2=(x+y)(x+y)C.x2-xy+xz-yz=(x-y)(x+z)D.x2-3x-10=(x...
下列因式分解错误的是( ) A. x2-y2=(x+y)(x-y) B. x2+y2=(x+y)(x+y) C. x2-xy+xz-yz=(x-y)(x+z) D. x2-3x-10=(x+2)(x-5)
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