document.write( "Question 646693: solve one to one functions state the domain and range\r
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Algebra.Com's Answer #405908 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
\"f%28x%29=++-5y%2Fx%2B7\"..........hyperbolic paraboloid\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=+7-5y%2Fx\"\r
\n" ); document.write( "\n" ); document.write( "\"%28d%2Fd%28x%29%29%287-5y%2Fx%29=5y%2Fx%5E2\"\r
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