Test (4) results distribution table 27-6-2008

2 thoughts on “Test (4) results distribution table 27-6-2008

  1. 老师,明天会不会出1+1
    1+1
    =(cos2a+sin2a)+(cos2a+sin2a)
    =cos2a+sin2a+cos2a+sin2a
    =2cos2a+2sin2a

    (对不起,写不到square,直接用2代替,而且是乱作的,哈哈,我要读书了)

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