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Abc = 1 show that1/1+a+b^-1 + 1\1+b+c^-1 + 1/1+c+a^-1 |
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Answer» Answer: Step-by-step EXPLANATION: abc=1 ⟹c=1/AB 1/(1+a+1/B)+1/(1+b+1/c)+1/(1+c+1/a) =1/(1+a+1/b)+1/(1+b+ab)+1/(1+1/ab+1/a) =b/(1+b+ab)+1/(1+b+ab)+ab/(1+b+ab) =1+b+ab/(1+b+ab) =1 |
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