SOLUTION: Solve the equation sine of theta + tangent of negative theta = 0 fortheta greater than or equal to 0 but less than 2 pi..

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Question 944547: Solve the equation sine of theta + tangent of negative theta = 0 fortheta greater than or equal to 0 but less than 2 pi..
Answer by lwsshak3(11628) About Me  (Show Source):
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Solve the equation sine of theta + tangent of negative theta = 0 fortheta greater than or equal to 0 but less than 2 pi
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sinx+tan(-x)=0
sinx-tanx=0
sinx-(sinx/cosx)=0
sinxcosx-sinx=0
sinx(cosx-1)=0
sinx=0
x=0,π
..
cosx-1=0
cosx=1
x=0