Q64. If 'n' harmonic means are inserted between two numbers 'a' and 'b', what is the formula for the n-th harmonic mean, Hn?Mathematics — Sequences and Series — Question 64 of 208A. (ab(n+1)) / (an + b)B. (ab(n+1)) / (a + nb)C. (b + na) / (ab(n+1))D. a(b/a)n/(n+1)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →