document.write( "Question 80422: What values are excluded from the domainof the function f(x)= x+2 over x-7 \n" ); document.write( "

Algebra.Com's Answer #57700 by stanbon(75887) $\"\"$ $\"About$

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x=7 because that substitution would make the denominator zero.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H. \n" ); document.write( "

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