trig

Solve the given triginometric equation analytically

2 sinx = tanx

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asked by Priya
  1. 2sinx - sinx/cosx = 0
    (2sinxcosx - sinx)/cosx = 0 , multiply by cosx

    2sinxcosx - sinx = 0
    sinx(2cosx - 1) = 0
    so sinx = 0 or cosx = 1/2

    I am sure you can finish it from here.

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    posted by Reiny
  2. 2sinxcosx+cosx=0

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    posted by daniel

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