document.write( "Question 1143972: Find the smallest possible value of $$\frac{(y-x)^2}{(y-z)(z-x)} + \frac{(z-y)^2}{(z-x)(x-y)} + \frac{(x-z)^2}{(x-y)(y-z)},$$ where $x,y,$ and $z$ are distinct real numbers. \n" ); document.write( "
Algebra.Com's Answer #764993 by Alan3354(69443)\"\" \"About 
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Not clear.
\n" ); document.write( "What is \"$$\frac ... \" ?
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\n" ); document.write( "Look at other problems to see how to enter them.
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