SOLUTION: Determine if the graph is symmetric about the x-axis, the y-axis, or the origin. r = 2 cos 5 θ I believe this is symmetric around the x axis, is that correct?

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Question 982466: Determine if the graph is symmetric about the x-axis, the y-axis, or the origin.
r = 2 cos 5 θ
I believe this is symmetric around the x axis, is that correct?

Answer by josgarithmetic(39630)   (Show Source): You can put this solution on YOUR website!
Sine or cosine function potentially has left-right symmetry and up-down symmetry, depending on the algebraic translations present in the equation or function. One would not expect symmetry through the origin -- or at least, less likely .



Your example is symmetric about both axes.

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