Overview: 1 questions will be solved this time.Among them
           ☆1 arithmetic calculations

[1/1 Formula]
    Work: Calculate the value of equation e(-0.5)*6.4 .
    Question type: Mathematical calculation
    Solution:
          e(-0.5)*6.4
        =e(-0.5)*6.4
        =0.606531*6.4
        =3.881798
    Answer:e(-0.5)*6.4=3.881798

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