SOLUTION: Please solve equation for x. Show all work. {{Arctanx=arccos5/13}}
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Question 683118: Please solve equation for x. Show all work. {{Arctanx=arccos5/13}}
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Please solve equation for x. Show all work. {{Arctanx=arccos5/13}}
arccos5/13=an angle whose cos=5/13=adjacent side/hypotenuse
opposite side=√(13^2-5^2)=√(169-25)=√144=12
tan=opposite side/adjacent side=12/5
Arctanx=to the same angle whose tan=x
x=12/5
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