document.write( "Question 378203: Find all the solutions between 0 and 2pi to the equation\r
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Algebra.Com's Answer #268771 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "Find all the solutions between 0 and 2pi to the equation
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document.write( "cos(2x)=sin(x)+1
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document.write( " = 1 - 2sin^2
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document.write( "1 - 2sin^2(x) = sin (x) + 1
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document.write( "2sin^2(x) + sin (x) =0
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document.write( "sin(x)[2sin(x) + 1] = 0
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document.write( "sin(x)=0
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document.write( "x = 0, 
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document.write( "2sin(x) + 1 = 0
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document.write( "sin(x) = -1/2
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document.write( "x = 7/6 pi, 11/6 pi
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document.write( "(cos(x), sin(x))
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