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Decide the lowest solution to this equation. How do i do this? The answer sheet says x=5,97

 
 Jan 12, 2019
 #1
avatar+15350 
+2

Graphically (per Desmos):   5.967

 

 
 Jan 12, 2019
 #2
avatar+94526 
+1

Agree with EP......there might be an algebraic way to solve this [ using a Taylor expansion of cos (2x) ] or using  Newton's method......this might be tedious, but i'm not sure.... a graph seems the easiest way to go....

 

See here

 

https://www.desmos.com/calculator/jewm1ikbfc

 

 

cool cool cool

 
 Jan 12, 2019

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