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JEE Main Mathematics question

MathematicsSequence and SeriesJEE Main

If and they are four consecutive terms of an A.P., then , , and terms of a G.P. are in

Answer: (B)

Solution

For a GP with first term and ratio , the terms are AR^{p-1},AR^{q-1},AR^{r-1},AR^{s-1}. Since

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Question ID VK-021890