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![Solve \( 2 \sin ^{2}(x)-\sin (x)-1=0 \) for all solutions.
\[
x=+2 k \pi ;
\]
Give your answers as exact values in a list sep](https://media.cheggcdn.com/media/0a3/0a36d3bc-5f22-4dad-ae5f-1c0d38e690b9/phpsodGUE)
Expert Answer
given the equation Factor the left side of the equation.