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If a/b , b/c , c/a are in H.P., then (a...

If `a/b , b/c , c/a` are in H.P., then (a)`a^2b,c^2a,b^2c` are in A.P. (b)`a^2b, b^2c,C62a` are in H.P. (c)`a^2b,b^2c,c^2a` are in G.P. (d) none

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