document.write( "Question 1156147: consider the function f(x)=1-ln(x). Write the expression of (fof)(x) and find the domain of fof. \n" ); document.write( "

Algebra.Com's Answer #778837 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( "consider the function \r
\n" ); document.write( "\n" ); document.write( " $\"f%28x%29=1-ln%28x%29\"$ \r
\n" ); document.write( "\n" ); document.write( " Write the expression of \r
\n" ); document.write( "\n" ); document.write( "( $\"f\"$ o $\"f\"$ ) $\"%28x%29+=f%28f%28x%29%29=1-ln%28highlight%281-ln%28x%29%29%29\"$ \r
\n" ); document.write( "\n" ); document.write( " the domain of $\"f\"$ o $\"f\"$ :\r
\n" ); document.write( "\n" ); document.write( "find positive values for logs\r
\n" ); document.write( "\n" ); document.write( " $\"highlight%281-ln%28x%29%29%3E0\"$
\n" ); document.write( " $\"ln%28x%29%3C1\"$ \r
\n" ); document.write( "\n" ); document.write( "=>only if $\"+0%3Cx%3Ce\"$ \r
\n" ); document.write( "\n" ); document.write( "so, domain is\r
\n" ); document.write( "\n" ); document.write( "{ $\"x\"$ element $\"R\"$ : $\"0%3Cx%3Ce\"$ }\r
\n" ); document.write( "\n" ); document.write( "interval:\r
\n" ); document.write( "\n" ); document.write( "( $\"0\"$ , $\"e\"$ )\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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