+0  
 
0
55
1
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Find x.

 

 Sep 6, 2020
edited by asinus  Sep 6, 2020
edited by asinus  Sep 6, 2020
edited by asinus  Sep 6, 2020
edited by asinus  Sep 6, 2020
edited by asinus  Sep 6, 2020
edited by asinus  Sep 6, 2020
 #1
avatar+10147 
+1

i ned help.

Find x.

 

Hello Guest!

 

\(acot(9/x)+acot(10/x)+atan(9/x)+atan(10/x)=180^0\)

\(x = 1,25355\)     Brünner

laugh  !

 Sep 6, 2020
edited by asinus  Sep 6, 2020

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