SOLUTION: The equation, with a restriction on​ x, is the terminal side of an angle theta in standard position.
5x+y=​0, x is less than or equal to 0
sin theta=
cos theta=
t
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Question 1118435: The equation, with a restriction on x, is the terminal side of an angle theta in standard position.
5x+y=0, x is less than or equal to 0
sin theta=
cos theta=
tan theta=
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
.
The slope of the line is the tangent of the angle.
But the angle is in QII where cosine is negative, hence:
Make the substitution 
to solve for 
. Remember sine is positive in QII.
John
My calculator said it, I believe it, that settles it
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