How do you solve 2sin^2x-2sinx-1=0? The answer has to be between [0, 2pi)?
or:How do you solve 2sin^2x-2sinx-1=0? The answer has to be between [0, 2pi)?
or:How do you solve 2sin^2x-2sinx-1=0? The answer has to be between [0, 2pi)?
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