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-   -   Calculate sine 2x (https://www.askmehelpdesk.com/showthread.php?t=644934)

  • Mar 20, 2012, 05:15 PM
    Jayeffgee
    Calculate sine 2x
    Sine 2x = 0.0232
    X = ?
  • Mar 21, 2012, 06:00 AM
    ebaines
    If Sin(2x) = 0.0232, then 2x = Arcsin(0.0232). Do you have a calculator that has the arcsin function?

    **EDIT - since for small angles sin(x) is very close to x, you can estimate this quite easily: set and solve for x.

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