SOLUTION: Determine if the graph is symmetric about the x-axis, the y-axis, or the origin. r = 2 cos 3θ

Algebra ->  Trigonometry-basics -> SOLUTION: Determine if the graph is symmetric about the x-axis, the y-axis, or the origin. r = 2 cos 3θ       Log On


   

Question 1137835: Determine if the graph is symmetric about the x-axis, the y-axis, or the origin.
r = 2 cos 3θ
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

r+=+2cos%283theta%29

+graph%28+600%2C+600%2C+-5%2C+5%2C+-5%2C+5%2C2cos%283x%29%29+
the graph is symmetric about the y-axis