document.write( "Question 1111200: For​ f(x) as​ given, write domain of f.\r
\n" ); document.write( "\n" ); document.write( "f(x)=15−3x
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\n" ); document.write( "\n" ); document.write( "x≤5 < This is what I have so far, but how do I put that in interval notation?\r
\n" ); document.write( "\n" ); document.write( "​(Type your answer in interval​ notation.)
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Algebra.Com's Answer #726207 by ikleyn(52794)\"\" \"About 
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document.write( "The correct answer is:  \r\n" );
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document.write( "    the domain for the given function  f(x) = 15-3x  is the set of all real numbers.\r\n" );
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document.write( "    In the interval notation this set is  (\"-infinity\",\"infinity\").\r\n" );
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