document.write( "Question 252552: For all real numbers $\"x\"$ , the function $\"f%28x%29\"$ satisfies $\"2f%28x%29+%2B+f%281-x%29+=+x%5E2\"$
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Algebra.Com's Answer #184532 by Edwin McCravy(20060) $\"\"$ $\"About$

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For all real numbers $\"x\"$ , the function $\"f%28x%29\"$ satisfies $\"2f%28x%29+%2B+f%281-x%29+=+x%5E2\"$
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document.write( "Substitute \r\n" );
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document.write( "Substitute \r\n" );
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document.write( "So we have this system of equations:\r\n" );
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document.write( "Solve that and get:\r\n" );
document.write( " and \r\n" );
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document.write( "Edwin

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