JEE Main 2023 — Sequences And Series Question with Solution
From: JEE Main 2023 (Online) 8th April Evening Shift
Question
Let be three real numbers such that are in an arithmetic progression and are in a geometric progression. If , then is equal to ____________.
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Show full solutionCorrect answer: 150
Correct answer
150
Step-by-step explanation
are in A.P.
........... (i)
and are in G.P.
.......... (ii)
from (i),
........... (i)
and are in G.P.
.......... (ii)
from (i),
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This is a previous-year question from JEE Main 2023, covering the Sequences And Series chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.