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Home  >>  EAMCET  >>  Mathematics
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$u=\log(x^3+y^3+z^3-3xyz)=>(x+y+z)(u_x+u_y+u_z)=$

\[(a)\;0 \quad (b)\;x-y+z \quad (c)\;2 \quad (d)\;3 \]
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1 Answer

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(d) 3
answered Nov 7, 2013 by pady_1
 
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