document.write( "Question 272083: If x+(1/y)=1 and y+(1/z)=1, what is the value of the product xyz? \n" ); document.write( "
Algebra.Com's Answer #199292 by scott8148(6628)\"\" \"About 
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x+(1/y)=1 ___ xy + 1 = y\r
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\n" ); document.write( "\n" ); document.write( "substituting ___ xy + 1 + 1/z = 1 ___ xyz + z + 1 = z ___ xyz = -1 \n" ); document.write( "
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