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B.14 19. If tanx = 3/8 , find x (3sf) 

 Sep 25, 2014

Best Answer 

 #2
avatar+118667 
+5

On the forum calculator inverse tan is replaced with atan  use that button.

 

x=atan(3/8)

 Sep 25, 2014
 #1
avatar+169 
+5

$$If: $$tan(x)=a$$ then:$$tan^{-1}(a)=x$$

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 Sep 25, 2014
 #2
avatar+118667 
+5
Best Answer

On the forum calculator inverse tan is replaced with atan  use that button.

 

x=atan(3/8)

Melody Sep 25, 2014

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