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-   -   (cosx)^3 (sinx)^3 =racine2/2 (https://www.askmehelpdesk.com/showthread.php?t=725132)

  • Dec 30, 2012, 03:03 PM
    sbiry
    (cosx)^3 (sinx)^3 =racine2/2
    Pease Help me

    I have to resove

    (cosx)^3 (sinx)^3 =racine2/2

    Thanks.
  • Dec 30, 2012, 03:07 PM
    sbiry
    Im sorry

    I need

    (cosx)^3+(sinx)^3 =racine2/2

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