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Match each graph with its equation.

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  1. `r=3 cos(3 theta)`
  2. `r=3 sin(2 theta)`
  3. `r=1+2 sin(theta)`
  4. `r=1+2 cos(theta)`
  5. `r=3 cos(2 theta)`
 

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   x  x  √  n√  |   | (   ) π ∞ DNE
   x  √  (   ) π ∞ DNE
( ) ( ] [ ) [ ] —∞ ∞ ∪ DNE
< > ≤ ≥ or All Real Numbers DNE
log logn ln n√  | | e 
sin cos tan arcsin arccos arctan ⟨ ⟩
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