document.write( "Question 430837: x^2+8x+15>=0 \n" ); document.write( "

Algebra.Com's Answer #853249 by ikleyn(53420) $\"\"$ $\"About$

You can put this solution on YOUR website!
.
\n" ); document.write( "x^2 + 8x + 15 >= 0
\n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " The solution and the answer in the post by @mananth both are incorrect.\r
\n" ); document.write( "\n" ); document.write( " I came to bring a correct solution.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "

\r\n" );
document.write( "This request is to solve inequality\r\n" );
document.write( "\r\n" );
document.write( "    x^2 + 8x + 15 >= 0.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Left side can be factored\r\n" );
document.write( "\r\n" );
document.write( "    (x+5)*(x+3) >= 0.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "The solution for this inequality is the union of two sets of real numbers\r\n" );
document.write( "\r\n" );
document.write( "    x <= -5  OR  x >= -3.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "In the interval form, the solution is  (,] U [,).\r\n" );
document.write( "

\r
\n" ); document.write( "\n" ); document.write( "Solved correctly.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );