ih8meanpeople ih8meanpeople
  • 02-10-2019
  • Mathematics
contestada

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

Respuesta :

surjithayer10otahza surjithayer10otahza
  • 05-10-2019

Answer:

Step-by-step explanation:

r=3 cos 5∅

change ∅ to -∅

r=3cos(-5∅)=3 cos (5∅)

so it does not change.

Hence it is symmetric to x-axis.

change r to -r

-r=3 cos 5∅

or r=-3 cos 5∅

so eq. changes .

Hence it not symmetric to y-axis.

Answer Link
alejandralima0312 alejandralima0312
  • 16-08-2020

Answer:

symmetric only to x-axis

Step-by-step explanation:

Answer Link

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