+0  
 
0
151
3
avatar+89 

27^(2cosθ)−30^(27cosθ)+81=0.

 Nov 24, 2021
 #1
avatar+117447 
0

Are you sure that all the brackets are in the right place?

 Nov 24, 2021
 #2
avatar
+1

yeah

Guest Nov 30, 2021
 #3
avatar+117447 
+1

ok, well I do not think the question makes sense. 

 

Here is what WolframAlpha has to say:

 

Melody  Dec 1, 2021

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