document.write( "Question 397761: For all r Doesnt = plus or minus 2, (r^2-5r+6)/(r^2-4) = ?
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Algebra.Com's Answer #281823 by robertb(5830) $\"\"$ $\"About$

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Yes r cannot be equal to -2 or 2. (There is a hole in the graph at x = 2; there's a vertical asymptote at x = -2.) \n" ); document.write( "

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