1. 1.
    0
    cos10.cos20.cos40 = ?

    arada çarpı var. çözümü yapabilen yazsın!
    ···
  2. 2.
    0
    cos10.cos20.cos40 = ?
    ···
  3. 3.
    0
    upupupupup
    ···
  4. 4.
    0
    ···
  5. 5.
    0
    @15 andaval mezunum ben
    ···