• 的最简公分母是 .试题及答案-填空题-云返教育

    • 试题详情

      blob.png的最简公分母是          

      试题解答


      2(x+y)(x-y)


      解:∵2x+2y=2(x+y),
      x
      2-y2=(x+y)(x-y),
      ∴最简公分母是2(x+y)(x-y).
      故答案为:2(x+y)(x-y).

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