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If 1/a,1/b,1/c are in AP, prove that ...

If ` 1/a,1/b,1/c` are in AP, prove that
(i) ((b+c))/a, ((c+a))/b,((a+b))/c` are in AP.
(ii) ` ((b+c-a))/a,((c +a-b))/b, ((a+b-c))/c` are in AP .

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