SOLUTION: Find approximate solutions of the given equation 5sin^2 (x) - sin (x) - 2 = 0 thank you!

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Question 1053562: Find approximate solutions of the given equation
5sin^2 (x) - sin (x) - 2 = 0
thank you!

Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
Let


Use quadratic formula









and


-------------------------


degrees
and

degrees
-------------------------
Aso for , I get:


( this is 2nd quadrant where sin is also positive )
and



( this is 3rd quadrant where sin is also negative )
--------------------------
I think you need all 4 of these answers
Get another opinion, also

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