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Precalculus 7 Online
OpenStudy (anonymous):

Determine if the graph is symmetric about the x-axis, the y-axis, or the origin. r = 3 cos 5θ

OpenStudy (anonymous):

last one of the day please.

OpenStudy (anonymous):

oh so only the x axis? no origin?

OpenStudy (kainui):

Whoops my bad, @Loser66 is right, I wasn't paying attention and wrote out in rectangular coordinates.

OpenStudy (anonymous):

it's okay thank you guys though.

OpenStudy (anonymous):

what would be your test for symmetry about x-axis?

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