document.write( "Question 82128This question is from textbook
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\n" ); document.write( "xｲ+8x+7=0 \n" ); document.write( "

Algebra.Com's Answer #58830 by Edwin McCravy(20054) $\"\"$ $\"About$

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Please assist me to solving the equation using Quadratic formula
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document.write( "           xｲ + 8x + 7 = 0\r\n" );
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document.write( "Use the quadratic formula:\r\n" );
document.write( "                  ______ \r\n" );
document.write( "            -b ｱ ﾖbｲ-4ac\r\n" );
document.write( "        x = 覧覧覧覧覧覧予r\n" );
document.write( "                2a \r\n" );
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document.write( "where a = 1; b = 8; c = 7\r\n" );
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document.write( "                     ____________\r\n" );
document.write( "             -(8) ｱ ﾖ(8)ｲ-4(1)(7)\r\n" );
document.write( "        x = 覧覧覧覧覧覧覧覧覧覧覧\r\n" );
document.write( "                     2(1) \r\n" );
document.write( "                   _____ \r\n" );
document.write( "             -8 ｱ ﾖ64-28\r\n" );
document.write( "        x = 覧覧覧覧覧覧予r\n" );
document.write( "                  2\r\n" );
document.write( "\r\n" );
document.write( "                   __ \r\n" );
document.write( "             -8 ｱ ﾖ36\r\n" );
document.write( "        x = 覧覧覧覧覧予r\n" );
document.write( "                 2 \r\n" );
document.write( "\r\n" );
document.write( "                    \r\n" );
document.write( "             -8 ｱ 6\r\n" );
document.write( "        x = 覧覧覧覧\r\n" );
document.write( "                2 \r\n" );
document.write( "      \r\n" );
document.write( "                      \r\n" );
document.write( "             -8     6\r\n" );
document.write( "        x = 覧覧 ｱ 覧予r\n" );
document.write( "              2     2\r\n" );
document.write( "                  \r\n" );
document.write( "        x = -4 ｱ 3 \r\n" );
document.write( "                       \r\n" );
document.write( "Using the +, x = -4 + 3, which\r\n" );
document.write( "is one solution and equals -1\r\n" );
document.write( "                        \r\n" );
document.write( "Using the -, x = -4 - 3, which\r\n" );
document.write( "is the other solution and equals -7.\r\n" );
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document.write( "Edwin

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