document.write( "Question 110318: find the domain of 3x/x^2+1 \n" ); document.write( "
Algebra.Com's Answer #80381 by malakumar_kos@yahoo.com(315)\"\" \"About 
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find the domain of 3x/x^2+1\r
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\n" ); document.write( "\n" ); document.write( "f(x) = 3x/x^2+1 the values of x are called range and the corresponding values of f(x) are called domain.\r
\n" ); document.write( "\n" ); document.write( "let us take the values of x as {0,1,2,3,4,5}\r
\n" ); document.write( "\n" ); document.write( " if x = 0 then f(x) = 3(0)/0^2+1 = 0/1 = 0\r
\n" ); document.write( "\n" ); document.write( " if x = 1 then f(x) = 3(1)/1^2+1 = 3/1+1= 3/2\r
\n" ); document.write( "\n" ); document.write( " if x= 2 then f(x) = 3(2)/2^2+1 = 6/4+1 = 6/5\r
\n" ); document.write( "\n" ); document.write( " if x= 3 then f(x) = 3(3)/3^2+1 = 9/9+1 = 9/10\r
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\n" ); document.write( "\n" ); document.write( " if x= 4 then f(x) = 3(4)/4^2+1 = 12/16+1 = 12/17\r
\n" ); document.write( "\n" ); document.write( " if x= 5 then f(x) = 3(5)/5^2+1 = 15/25+1 = 15/26\r
\n" ); document.write( "\n" ); document.write( " the domain is {0,3/2,6/5,9/10,12/17,15/26}
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