document.write( "Question 122218: this is from college algebra using radicals andrational numbers,my question is this and please show how you did it.\r
\n" ); document.write( "\n" ); document.write( "suppose that n =sqt root x +2 models the number of cases of an infection, in millions, of diseases x years from now.\r
\n" ); document.write( "\n" ); document.write( "approximately how many cases of the infection will there be 16 years from now?\r
\n" ); document.write( "\n" ); document.write( "IN APPROXIMATELY HOW MANY YEARS WILL THERE BE 7 MILLION CASES?\r
\n" ); document.write( "\n" ); document.write( "PLEASE HELP AND THANK YOU.
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Algebra.Com's Answer #89722 by edjones(8007)\"\" \"About 
You can put this solution on YOUR website!
sqrt(16)+2=n
\n" ); document.write( "4+2=n
\n" ); document.write( "n=6 million
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\n" ); document.write( "sqrt(x)+2=7
\n" ); document.write( "sqrt(x)+2-2=7-2
\n" ); document.write( "sqrt(x)=5
\n" ); document.write( "sqrt(x)^2=5^2
\n" ); document.write( "x=25 yrs
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\n" ); document.write( "Ed
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