Sunday, January 13, 2019

Ex11


จงหาผลลัพธ์    sin30 = ?


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Sc14

  • Ex9
    http://www.boardengineer.com/files/1378545295.zip
  • Ex4
    https://drive.google.com/file/d/1WMPK5P1orGSlq9DZgetCg5IwUxOATD_V/view?usp=sharing