document.write( "Question 668788: y= sqrt(x+4)/x^2-2x-3 solve for x \n" ); document.write( "
Algebra.Com's Answer #418407 by ReadingBoosters(3246)\"\" \"About 
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y = \"%28sqrt%28x%2B4%29%29%2F%28x%5E2+-+2x+-+3%29\"
\n" ); document.write( "...
\n" ); document.write( "\"x%5E2+-+2x+-+3\"
\n" ); document.write( "Undefined where the denominatore = 0
\n" ); document.write( "(x-3)(x+1) = 0
\n" ); document.write( "x = 3
\n" ); document.write( "x = -1
\n" ); document.write( "...
\n" ); document.write( "x intercepts at \"sqrt%28x%2B4%29\" = 0
\n" ); document.write( "0 = \"sqrt%28x%2B4%29\"
\n" ); document.write( "\"0%5E2+=+sqrt%28x%2B4%29%5E2\"
\n" ); document.write( "0 = x+4
\n" ); document.write( "x = -4
\n" ); document.write( "...
\n" ); document.write( "x intercept at (-4,0)
\n" ); document.write( "domain (-\"infinity\", -1) U (-1, 3) U (3, \"infinity\")
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\n" ); document.write( "Delighted to help.
\n" ); document.write( "-Reading Boosters
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