SOLUTION: solve 2sin�x -5sinx-3=0

Question 1105695: solve 2sin�x -5sinx-3=0
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
solve 2sin�x -5sinx-3=0
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I will solve for

Let u = sin(x)
Then

and
Substitute back in for u:
and
has no solution, discard it.
�> or (Q4 angle)
There is also a Q3 angle: (Q3 angle)

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