JEE Main 2018 — Sequences and Series Question with Solution
JEE Main 2018 (15 Apr Shift 1 Online)
Question
If is the first term of an infinite G. P whose sum is five, then lies in the interval.
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
First term and common ratio
For infinite series, Sum
So, interval of as, for infinite GP.
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This is a previous-year question from JEE Main 2018, 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.