• 把下列各式化成最简二次根式:(1)√8=(2)√25a=(3)√80=(4)3√48=(5)6√13=(6)√1.8=试题及答案-解答题-云返教育

    • 试题详情

      把下列各式化成最简二次根式:
      (1)
      8
      =
      (2)
      25a
      =
      (3)
      80
      =
      (4)3
      48
      =
      (5)6
      1
      3
      =
      (6)
      1.8
      =

      试题解答


      见解析
      解:(1)
      8
      =2
      2

      (2)
      25a
      =5
      a

      (3)
      80
      =4
      5

      (4)3
      48
      =12
      3

      (5)6
      1
      3
      =2
      3

      (6)
      1.8
      =
      3
      5
      5
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