document.write( "Question 883388: g(x)=x^2+3x-40, \r
\n" ); document.write( "\n" ); document.write( "f(x)=x^2+5x+6\r
\n" ); document.write( "\n" ); document.write( "find all the values of x NOT in the domain of the function g/f \n" ); document.write( "

Algebra.Com's Answer #533494 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"f%28x%29=x%5E2%2B5x%2B6=%28x%2B2%29%28x%2B3%29\"$
\n" ); document.write( " $\"g%28x%29=x%5E2%2B3x-40=%28x%2B8%29%28x-5%29\"$
\n" ); document.write( " $\"g%28x%29%2Ff%28x%29=%28%28x%2B8%29%28x-5%29%29%2F%28%28x%2B2%29%28x%2B3%29%29\"$
\n" ); document.write( "When the denominator goes to zero, the function is undefined.
\n" ); document.write( " $\"x%2B2=0\"$
\n" ); document.write( " $\"x=-2\"$
\n" ); document.write( "and
\n" ); document.write( " $\"x%2B3=0\"$
\n" ); document.write( " $\"x=-3\"$
\n" ); document.write( "These two values are not in the domain. \n" ); document.write( "

\n" );