+0  
 
+1
872
6
avatar+68 

 

 

2.

 Apr 2, 2020
 #1
avatar+422 
+2

Im very sorry but i have no clue! You can ask cphill though! Im only in middle school so..

 Apr 2, 2020
 #2
avatar+68 
+2

It all good! thanks for trying 

 Apr 2, 2020
 #3
avatar+422 
+2

I think i can do a tiny bit.. hmm for the first one I got true in the caculator? What are you asking for?

AltShaka  Apr 2, 2020
 #4
avatar+129899 
+1

3 cot θ  =  - √ 3      divide  both  sides  by  3

 

cot  θ  =  - √ 3 /  3    =    - 1 / √  3

 

Note  that  this  is  the  same  as

 

tan θ  =   - √ 3

 

This  occurs  at  

 

θ  =  2pi/3  +  2pi n     and    θ  =  5 pi / 3  +   2 pi n  

 

 

 

cool cool cool

 Apr 2, 2020
 #5
avatar+68 
+1

Once you're done I have more questions but some i solved if you can check it plz! thanks a lot, CPhill

https://web2.0calc.com/questions/1-what-is-the-area-of-a-triangle-whose-sides-measure

KASI20W  Apr 2, 2020
edited by KASI20W  Apr 2, 2020
 #6
avatar+129899 
+2

sin x

________    =

1  - cos x

 

 

sin x  ( 1 + cos x)

___________________

( 1 - cos x) ( 1 + cos x)

 

 

sin x  +  sinx cos x

______________

1 -  cos ^2  x

 

 

sin x  +  sin x cos x

__________________

       sin ^2  x

 

 

sin x                    sin x cos x

_______     +  ___________

sin^2 x               sin ^ 2  x

 

 

   1                   cos x

____   +         ______

sin x                sin  x

 

 

csc x  +   cot  x

 

 

cool cool cool

 Apr 2, 2020

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