document.write( "Question 312183: for the function, find the average rate of change of f from 1 to x:
\n" ); document.write( "f(x)-f(1)/x-1, x isnot equal to 1\r
\n" ); document.write( "\n" ); document.write( "f(x) =4/(x+3)
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Algebra.Com's Answer #223179 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"+f%28x%29=4%2F%28x%2B3%29\"
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\n" ); document.write( "\"+%28f%28x%29-f%281%29%29%2F%28x-1%29=-1%2F%28x%2B3%29\"
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