• 计算:2log52+log554+ln√e+3 12×√34×2 1-log23= .试题及答案-填空题-云返教育

    • 试题详情

      计算:2log52+log5
      5
      4
      +ln
      e
      +3
      1
      2
      ×
      3
      4
      ×2 1-log23=         

      试题解答


      5
      2

      解:原式=log5(22×
      5
      4
      )+
      1
      2
      +
      3
      2
      ×
      2
      2log23
      =1+
      1
      2
      +
      3
      2
      ×
      2
      3
      =
      5
      2

      故答案为:
      5
      2
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