document.write( "Question 901601: Suppose f is a function that takes a real number x and performs the following three steps in the order given: (1) subtract 19; (2) square root; (3) make the quantity the denominator of a fraction with numerator 9. Find an expression for f(x). State the domain of f(x). (Enter your answer using interval notation.)
\n" ); document.write( " \n" ); document.write( "
Algebra.Com's Answer #546814 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "The argument for the square root cannot be negative, nor can the denominator expression be zero. Hence the square root argument must be strictly positive, i.e. \ 19\">.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "As an interval, the domain is \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "John
\n" ); document.write( "
\n" ); document.write( "My calculator said it, I believe it, that settles it
\n" ); document.write( "
\"The

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