document.write( "Question 1207856: A student writes the six complex roots of the equation z^6 + 2 = 0 on the blackboard.
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document.write( "At every step, he randomly chooses two numbers a and b from the board, erases them, and replaces them with 3ab − 3a − 3b + 4.
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document.write( "At the end of the fifth step, only one number is left. Find the largest possible value of this number.\r
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Algebra.Com's Answer #846030 by ikleyn(52798)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "I placed my solution here, but later I detected errors in it,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so I deleted everything.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Sorry for inconvenience.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |