If a1,a2,a3,.................,an are in H.P., then a1a2+a2a3+......... – InterviewSolution

1.	If a1,a2,a3,.................,an are in H.P., then a1a2+a2a3+...........+an−1an will be equal to
Answer» If $a_{1}, a_{2}, a_{3}$ ,................., $a_{n}$ are in H.P., then $a_{1} a_{2} + a_{2} a_{3} +$ ...........+ $a_{n - 1} a_{n}$ will be equal to

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