document.write( "Question 1209508: Solve for x and y;
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document.write( "√(x)^√(y) + √(y)^√(x) = 145 \n" );
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Algebra.Com's Answer #849025 by ikleyn(53763) You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "As Edwin explained in his post, this equation has infinitely many solutions in real numbers, \n" ); document.write( "therefore the problem's request, as it is given in the post, makes no sense.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The problem gets sense, if to ask about solutions in integer positive numbers.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Notice that \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " 145 = 81 + 64 = 64 + 81, \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " or\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " 145 = \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It gives two solutions in integer positive numbers\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " (a) x = 9, y = 16;\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " (b) x = 16, y = 9.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "There are other solutions. Consider this decomposition\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " 145 = 144 + 1 = 1 + 144.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "It gives two more solutions in integer numbers\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " (c) x = \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " (d) x = 1, y = \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |