document.write( "Question 1210376: find the domain and range of f(x) = (x)/(sqrt(1 - ((sqrt(- x)))^2)) \n" ); document.write( "

Algebra.Com's Answer #852134 by mccravyedwin(407) $\"\"$ $\"About$

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document.write( "find the domain and range of \r\n" );
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document.write( "x cannot be positive but can be 0. The denominator is always positive.\r\n" );
document.write( "So the value of f is never positive but can be 0 when x=0.\r\n" );
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document.write( "What is under the radical in the denominator must be positive, not negative or\r\n" );
document.write( "0.  Remember that -x can never be negative.\r\n" );
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document.write( "Remember again that -x is non-negative. \r\n" );
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document.write( " and since x is never positive but can be 0,\r\n" );
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document.write( "the domain is \r\n" );
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document.write( "We set the denominator = 0 to find the vertical asymptote:\r\n" );
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document.write( "Remember that -x is non-negative. \r\n" );
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document.write( "So the vertical asymptote is , indicated by the green line.\r\n" );
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document.write( "The domain is \r\n" );
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document.write( "The range is \r\n" );
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document.write( "Edwin

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