If a, b, c, d are in G.P., then (a 3 + b 3 ) –1 , (b 3 + c 3 ) –1 , (c 3 + d 3 ) –1 are in
Mathematics · JEE Main · NTA Exams — Progression and Series
If a, b, c, d are in G.P., then (a3 + b3)–1, (b3 + c3)–1,
(c3 + d3)–1 are in
(c3 + d3)–1 are in
- A.P.
- G.P.
- H.P.
- none of these
Answer
(B) G.P.
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