Respuesta :

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:

symmetric only to x-axis

Step-by-step explanation: