document.write( "Question 1130311: For each rational expression, find the domain:
\n" ); document.write( "A. f(x)= (−7)/(3x−18) B. f(x)= (5x+10)/(x^2−7x+10)
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Algebra.Com's Answer #746987 by Boreal(15235)\"\" \"About 
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domain is everything that doesn't make the denominator 0
\n" ); document.write( "For the first, it is (-oo, 6) U (6, oo)
\n" ); document.write( "The second factors into (x-5)(x-2), so 5 and 2 are not in the domain.
\n" ); document.write( "(-oo, 2)U(2, 5) U( 5, oo)
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