document.write( "Question 1186780: I am struggling to evaluate this problem
\n" ); document.write( "f(x)=sqrt x+7-5\r
\n" ); document.write( "\n" ); document.write( "f(7)=
\n" ); document.write( "f(0)=
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Algebra.Com's Answer #817747 by ikleyn(52905)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Use parentheses to show where the expression starts and ends \r
\n" ); document.write( "\n" ); document.write( "under the square root symbol.\r
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