document.write( "Question 1087364: if a^2 + 1 = a find the value of a^3.
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Algebra.Com's Answer #701658 by ikleyn(52781) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( "What is interesting in this problem (and why I am writing these lines) \r\n" );
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document.write( "is that  = -1 ,  BUT  a =/= -1  (!!).\r\n" );
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document.write( "The value of  \"a\"  in this problem is one of the two complex cubic roots of -1.\r\n" );
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