Let the positive numbers a , b , c , d be in A.P. then abc , abd , acd , bcd , are
Mathematics · JEE Advanced · NTA Exams — Progression and Series
Let the positive numbers a, b, c, d be in A.P. then abc, abd, acd, bcd, are
- not in A.P./G.P./H.P.
- in A.P.
- in G.P
- in H.P
Answer
(D) in H.P
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