Progression (Sequence and Series)Hard

Question

If a₁, a₂, a₃, ......, an are in H.P. and a₁a₂ + a₂a₃ + a₃a₄ +......+ a_n−1 an = ka₁a_n, then k is equal to -

Options

A.1

B.2

C.3

D.None of these

Solution

-

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