. If a, b, c are in H.P., prove that
(bc)/(b + c), (ca)/(c + a), (ab)/(a + b) are in H.P.

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Ответ:

levelebeasley1

26.10.2021

Mathematics

You just multiply 25 and three and you get 75

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. If a, b, c are in H.P., prove that (bc)/(b + c), (ca)/(c + a), (ab)/(a + b) are in H.P.​