blackbelt1228 blackbelt1228
  • 24-04-2017
  • Mathematics
contestada

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

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TristenA1 TristenA1
  • 24-04-2017
testing for y-symmetry let's make r = 5 cos 3θ and set θ=π−θ sor=5cos3θθ=(π−θ)r=5cos(3(π−θ))⟹r=5cos(3π−3θ)
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Mikolaj11 Mikolaj11
  • 01-02-2019

The graph is symmetric around the x-axis as shown in the graph I have provided.


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