document.write( "Question 77656: Solve =\r
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document.write( "2x2(square) + 3 = 7x \n" );
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Algebra.Com's Answer #55700 by praseenakos@yahoo.com(507)![]() ![]() You can put this solution on YOUR website! Question:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x^2 + 3 = 7x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x^2 + 3 = 7x\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x^2 + 3 - 7x = 7x - 7x , subtract 7x from both sides.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> 2x^2 - 7x + 3 = 0\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now split the middle term, that is -7x.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "For that find two numbers whose sum is -7(that is coefficient of x ) and their product is 6 (that is 2* 3 )\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Such two numbers are -6 and -1\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> 2x^2 -6x - 1x + 3 = 0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now group the terms\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> 2x ( x - 3 ) - ( x-3) = 0\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> (x - 3 )( 2x - 1) = 0\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> Either (x - 3 ) = 0 or (2x - 1 ) = 0\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> x = 3 or 2x = 1\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "==> x = 3 or x = 1/2\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "These are the solutions of the given polinomial.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hope you understood.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Regards.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Praseena.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |