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-   -   Solve a trigonometric equation (https://www.askmehelpdesk.com/showthread.php?t=326441)

  • Mar 8, 2009, 10:32 AM
    antrax1988
    Solve a trigonometric equation
    34*Sin^2[x]+Sin[2*x]-8*Cos^2[x]==4

    Could someone help me with this equation?
    Thx
  • Mar 8, 2009, 01:33 PM
    galactus
    Try using the identities,



    Whittle it sown and use a substitution.

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