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If xyz=1 , then show that (1+x+y-1)-1 + (1+y+z-1)-1 + (1+z+x-1)-1 =1 |
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Answer» If xyz=1 , then show that (1+x+y-1)-1 + (1+y+z-1)-1 + (1+z+x-1)-1 =1 |
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