JEE Main 2020 — Sequences And Series Question with Solution
From: JEE Main 2020 (Online) 3rd September Evening Slot
Question
If the sum of the series
20 + 19 + 19 + 18 + ...
upto nth term is 488 and the nth term is negative, then :
20 + 19 + 19 + 18 + ...
upto nth term is 488 and the nth term is negative, then :
Choose an option
Show full solutionCorrect option: C
Correct answer
Cnth term is –4
Step-by-step explanation
For negative term n = 61
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This is a previous-year question from JEE Main 2020, 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.