document.write( "Question 1161852: Solve for x\r
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Algebra.Com's Answer #785499 by Edwin McCravy(20064)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "arccos(2-3x) = 2arcsin(x)\r\n" );
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document.write( "Take the cosine of both sides:\r\n" );
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document.write( "\"cos%28arccos%282-3x%29%5E%22%22%29=+cos%282arcsin%28x%29%5E%22%22%29\"\r\n" );
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document.write( "The left side is just 2-3x.  For the right side let:\r\n" );
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document.write( "                                   arcsin(x) = θ\r\n" );
document.write( "                                      sin(θ) = x \r\n" );
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document.write( "\"2-3x=cos%282theta%29\"\r\n" );
document.write( "\"2-3x=1-2sin%5E2%28theta%29\"\r\n" );
document.write( "\"2-3x=1-2x%5E2%29\"\r\n" );
document.write( "\"2x%5E2-3x%2B1=0\"\r\n" );
document.write( "\"%282x-1%29%28x-1%29=0\"\r\n" );
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document.write( "Two solutions: 1/2 and 1\r\n" );
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document.write( "Edwin
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