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: 2 x ^ { 3 } + 2 y ^ { 3 } + 2 z ^ { 3 } - 6 x y z = ( x + y + z ) [ ( x - y ) ^ { 2 } + 1 y - z ^ { 2 } + ( 2 - x ) ^ { 2 } ] |
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Answer» wrong it is prove that is another Given solution is correct |
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